31CR19/65-2, 31CR19/652 replacement Laptop Battery for Acer Aspire 4250, Aspire 4250-C52G25Mikk, 4400mAh, 11.1V

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31CR19/65-2, 31CR19/652 replacement Laptop Battery for Acer Aspire 4250, Aspire 4250-C52G25Mikk, 4400mAh, 11.1V

$32.73

 
Capacity4400mAh
MaterialLi-ion
Voltage11.1V
ColorBlack

Specification

Located In China
Delivery Time Estimated between Fri, May 03 and Wed, May 08
Weight 393.30g
Product Type Generic, replacement product
Warranty 30 days money back, 1 year warranty!
Condition Brand new
Package Includes 1 × Battery(in packaging box)
Payment PayPal(Accept Credit Card)

Li-Ion Laptop Battery 7.2V and 7.4V are in common use.

Li-Ion Laptop Battery 10.8V and 11.1V are in common use.

Li-Ion Laptop Battery 14.4V and 14.8V are in common use.

7.2V(=7.4V), 10.8V(=11.1V), 14.4V(=14.8V) batteries are different voltages, they are not compatible, please choose the right battery(Voltage).

High quality battery cells with protection against overcharging and short circuit

No memory effect!

The new product is directly from the manufacturer.

Replacement batteries are 'A' grade cells, made by our own factory with high quality parts and are guaranteed to meet the original equipment manufacturers specifications at a reduced price.

This battery on sales will be perfect replacement for your original battery.

Saving your money and time to select suitable brand new battery here, quality of this battery is certified as well by FCC, RoHS and the CE.

We guarantee our battery with a full warranty and 30-days money back or replacement from the date of purchase. Offer 100% Satisfied Customers Service, buy with confidence!

Any question or suggestion about our battery, please Contact us by email, so we can offer you the most convenient service.

Tips:

Before purchase, you'd better look at our battery from above pictures and check if it is the same as your original one. Please make sure that you pick out the correct battery to avoid ordering mistakenly.

Please confirm that your machine model, voltage or part number Compatible with in our description, and also you can make a comparison between your original battery and our item, if same appearance(especially the connector location), same battery volt, it is no problem to replace with your machine as long as your model or part number Compatible with in our description.

Product Manual - Instruction Manual

If you want to buy different color or similar items, please contact us.

Compatible ACER Part Numbers

Please use the key combination [Ctrl + F] to quick find Part numbers / model numbers below.

ACER

  • 31CR19/65-2
  • 31CR19/652
  • 31CR19/66-2
  • 3INR19/65-2
  • AK.006BT.075
  • AK.006BT.080
  • AS10D
  • AS10D31
  • AS10D3E
  • AS10D41
  • AS10D51
  • AS10D5E
  • AS10D61
  • AS10D71
  • AS10D73
  • AS10D75
  • AS10D7E
  • AS10D81
  • BT.00603.111
  • BT.00603.117
  • BT.00603.124
  • BT.00603.129
  • BT.00604.049
  • BT.00605.062
  • BT.00605.065
  • BT.00605.072
  • BT.00605.072M
  • BT.00606.008
  • BT.00607.125
  • BT.00607.126
  • BT.00607.127
  • BT.00607.130
  • BT.0060G.001
  • LC.BTP00.123
  • LC.BTP0A.015

Compatible ACER Laptop Models

ACER

  • Aspire 4250
  • Aspire 4250-C52G25Mikk
  • Aspire 4250-E352G50MI
  • Aspire 4250G
  • Aspire 4250Z
  • Aspire 4251
  • Aspire 4251G
  • Aspire 4251Z
  • Aspire 4252
  • Aspire 4252G
  • Aspire 4252Z
  • Aspire 4253
  • Aspire 4253G
  • Aspire 4333
  • Aspire 4339
  • Aspire 4349
  • Aspire 4350
  • Aspire 4350G
  • Aspire 4352
  • Aspire 4551
  • Aspire 4551G
  • Aspire 4551G-P322G32Mn
  • Aspire 4551P
  • Aspire 4552
  • Aspire 4552-5078
  • Aspire 4552G
  • Aspire 4560
  • Aspire 4560G
  • Aspire 4625
  • Aspire 4733Z
  • Aspire 4738
  • Aspire 4738G
  • Aspire 4738Z
  • Aspire 4738ZG
  • Aspire 4739
  • Aspire 4739Z
  • Aspire 4741
  • Aspire 4741G
  • Aspire 4741G-332G32Mnsk
  • Aspire 4741G-332G50Mn
  • Aspire 4741G-372G50Mnkk02
  • Aspire 4741G-372G50Mnkk06
  • Aspire 4741G-432G50Mnkk01
  • Aspire 4741G-5452G50Mnkk04
  • Aspire 4741G-5462G50Mnkk05
  • Aspire 4741G-5464G50Mn
  • Aspire 4741Z
  • Aspire 4741ZG
  • Aspire 4741ZG-P602G50Mnkkc
  • Aspire 4741ZG-P622G50Mnkk03
  • Aspire 4743
  • Aspire 4743G
  • Aspire 4743Z
  • Aspire 4743ZG
  • Aspire 4749
  • Aspire 4749Z
  • Aspire 4750
  • Aspire 4750G
  • Aspire 4750ZG
  • Aspire 4752
  • Aspire 4752G
  • Aspire 4752Z
  • Aspire 4752ZG
  • Aspire 4755
  • Aspire 4755G
  • Aspire 4755ZG
  • Aspire 4771
  • Aspire 4771G
  • Aspire 4771Z
  • Aspire 5250
  • Aspire 5250-C52G25Mikk
  • Aspire 5250-C53G25Mikk
  • Aspire 5250-C53G50Mikk
  • Aspire 5250-E352G32Mikk
  • Aspire 5251
  • Aspire 5251-1005
  • Aspire 5251-1549
  • Aspire 5252
  • Aspire 5253
  • Aspire 5253-C54G50Mnkk
  • Aspire 5253-E354G32Mnkk
  • Aspire 5253G
  • Aspire 5333
  • Aspire 5336
  • Aspire 5336-2281
  • Aspire 5336-2283
  • Aspire 5336-2524
  • Aspire 5336-2613
  • Aspire 5336-2615
  • Aspire 5336-2634
  • Aspire 5336-2754
  • Aspire 5336-2864
  • Aspire 5336-901G25Mncc
  • Aspire 5336-901G25Mnkk
  • Aspire 5336-901G25Mnrr
  • Aspire 5336-901G32Mncc
  • Aspire 5336-901G32Mnkk
  • Aspire 5336-901G32Mnrr
  • Aspire 5336-902G16Mncc
  • Aspire 5336-902G16Mnkk
  • Aspire 5336-902G25Mncc
  • Aspire 5336-902G25Mnkk
  • Aspire 5336-902G25Mnrr
  • Aspire 5336-902G32Mnrr
  • Aspire 5336-902G50Mnrr
  • Aspire 5336-903G25Mnkk
  • Aspire 5336-903G32Mnkk
  • Aspire 5336-T352G25Mikk
  • Aspire 5336-T352G25Mncc
  • Aspire 5336-T352G25Mnkk
  • Aspire 5336-T352G25Mnrr
  • Aspire 5336-T353G25Mnkk
  • Aspire 5336-T353G32Mncc
  • Aspire 5336-T353G32Mnkk
  • Aspire 5336-T353G50Mnkk
  • Aspire 5336-T354G25Mnrr
  • Aspire 5336-T354G32Mncc
  • Aspire 5336-T354G32Mnkk
  • Aspire 5336-T354G32Mnrr
  • Aspire 5336-T354G50Mnkk
  • Aspire 5342
  • Aspire 5349
  • Aspire 5349-B804G32Mikk
  • Aspire 5349-B812G32Mikk
  • Aspire 5350
  • Aspire 5551
  • Aspire 5551-2013
  • Aspire 5551-2036
  • Aspire 5551-2805
  • Aspire 5551-4200
  • Aspire 5551-4937
  • Aspire 5551-P323G32Mnsk
  • Aspire 5551G
  • Aspire 5551G -4280
  • Aspire 5551G -4591
  • Aspire 5551G-P324G32Mn
  • Aspire 5552
  • Aspire 5552G
  • Aspire 5560
  • Aspire 5560 V3
  • Aspire 5560G
  • Aspire 5733
  • Aspire 5733-6410
  • Aspire 5733-6424
  • Aspire 5733-6489
  • Aspire 5733Z
  • Aspire 5733Z-P614G50Mikk
  • Aspire 5733Z-P624G32Mnkk
  • Aspire 5733Z-P624G50Mikk
  • Aspire 5736
  • Aspire 5736G
  • Aspire 5736Z
  • Aspire 5736ZG
  • Aspire 5741
  • Aspire 5741-332G25Mn
  • Aspire 5741-333G32Mn
  • Aspire 5741-334G32Mn
  • Aspire 5741-334G50Mn
  • Aspire 5741-3404
  • Aspire 5741-3541
  • Aspire 5741-433G32Mn
  • Aspire 5741-434G50Mn
  • Aspire 5741-5698
  • Aspire 5741-5763
  • Aspire 5741-H32C/S
  • Aspire 5741-H32C/SF
  • Aspire 5741-H54D/LS
  • Aspire 5741-H54D/S
  • Aspire 5741-N32C/KF
  • Aspire 5741-N32D/K
  • Aspire 5741-N54E/K
  • Aspire 5741-N54E/KF
  • Aspire 5741G
  • Aspire 5741G-332G50Mn
  • Aspire 5741G-333G32Bn
  • Aspire 5741G-334G50Mn
  • Aspire 5741G-334G64Mn
  • Aspire 5741G-434G64Bn
  • Aspire 5741G-5452G50Mnck
  • Aspire 5741G-5452G50Mnkk
  • Aspire 5741G-5452G50Mnsk
  • Aspire 5741Z
  • Aspire 5741ZG
  • Aspire 5742
  • Aspire 5742G
  • Aspire 5742Z
  • Aspire 5742ZG
  • Aspire 5749
  • Aspire 5749-2334G75Mikk
  • Aspire 5749-2354G75Mnkk
  • Aspire 5749Z
  • Aspire 5749Z-B964G64Mikk
  • Aspire 5750
  • Aspire 5750G
  • Aspire 5750G-2312G50
  • Aspire 5750TG
  • Aspire 5750Z
  • Aspire 5750ZG
  • Aspire 5755
  • Aspire 5755G
  • Aspire 5755Z
  • Aspire 5755ZG
  • Aspire 7251
  • Aspire 7551
  • Aspire 7551-2755
  • Aspire 7551-3068
  • Aspire 7551-3416
  • Aspire 7551-3634
  • Aspire 7551-5358
  • Aspire 7551G
  • Aspire 7551G-5407
  • Aspire 7551G-5821
  • Aspire 7551G-6477
  • Aspire 7551Z
  • Aspire 7551ZG
  • Aspire 7552G
  • Aspire 7552G-5107
  • Aspire 7552G-5488
  • Aspire 7552G-6061
  • Aspire 7560
  • Aspire 7560G
  • Aspire 7741
  • Aspire 7741-333G25Mn
  • Aspire 7741-5137
  • Aspire 7741-7870
  • Aspire 7741G
  • Aspire 7741G-333G25Bn
  • Aspire 7741G-333G32Mn
  • Aspire 7741G-334G50Mn
  • Aspire 7741G-3647
  • Aspire 7741G-374G64Mn
  • Aspire 7741G-434G50Mn
  • Aspire 7741G-464G64Mn
  • Aspire 7741G-7017
  • Aspire 7741Z
  • Aspire 7741Z-4475
  • Aspire 7741Z-4592
  • Aspire 7741Z-4633
  • Aspire 7741Z-4643
  • Aspire 7741Z-4815
  • Aspire 7741Z-5731
  • Aspire 7741Z-P614G50Mn
  • Aspire 7741ZG
  • Aspire 7741ZG-P604G50Mn
  • Aspire 7750
  • Aspire 7750G
  • Aspire 7750G-7674G75Mnkk
  • Aspire 7750Z
  • Aspire 7750ZG
  • Aspire AS4250-C52G25Mikk
  • Aspire AS5250-C52G25Mikk
  • Aspire AS5250-C53G25Mikk
  • Aspire AS5250-E352G32Mikk
  • Aspire AS5253-C52G32Mnkk
  • Aspire AS5253-C54G50Mnkk
  • Aspire AS5253-E353G32Mnrr
  • Aspire AS5253-E354G32Mnkk
  • Aspire AS5741
  • Aspire AS5741-H32C/S
  • Aspire AS5741-H32C/SF
  • Aspire AS5741-H54D/LS
  • Aspire AS5741-H54D/S
  • Aspire AS5741-H54D/SF
  • Aspire AS5741-N32C/KF
  • Aspire AS5741-N32D/K
  • Aspire AS5741-N54E/K
  • Aspire AS5741-N54E/KF
  • Aspire E1
  • Aspire E1-471G-32352G50Mnks
  • Aspire E1-521
  • Aspire E1-531-2644
  • Aspire E1-531-2697
  • Aspire E1-531-4444
  • Aspire E1-531-4694
  • Aspire E1-531-B824G32Mnks
  • Aspire E1-531-B8304G50Mnks
  • Aspire E1-531-B9504G32Mnks
  • Aspire E1-531-B9604G50Mnks
  • Aspire E1-571-32324G50Mnks
  • Aspire E1-571-33114G50Mnks
  • Aspire E1-571-53214G50Mnks
  • Aspire E1-571-53216G50Mnks
  • Aspire E1-571-6442
  • Aspire E1-571-6454
  • Aspire E1-571-6481
  • Aspire E1-571-6490
  • Aspire E1-571-6492
  • Aspire E1-571-6634
  • Aspire E1-571-6650
  • Aspire V3
  • Aspire V3-471
  • Aspire V3-551-84504G50Makk
  • Aspire V3-551-8469
  • Aspire V3-551-8664
  • Aspire V3-551-8809
  • Aspire V3-551G-84504G50Makk
  • Aspire V3-551G-8454
  • Aspire V3-571-53216G75Makk
  • Aspire V3-571-6643
  • Aspire V3-571-6698
  • Aspire V3-571-6800
  • Aspire V3-571-73634G50Makk
  • Aspire V3-571-73636G75Makk
  • Aspire V3-571-9401
  • Aspire V3-571-9831
  • Aspire V3-571-9890
  • Aspire V3-571G-52454G75Mai
  • Aspire V3-571G-53214G50Makk
  • Aspire V3-571G-6407
  • Aspire V3-571G-6602
  • Aspire V3-571G-6641
  • Aspire V3-571G-9435
  • Aspire V3-571G-9686
  • Aspire V3-731-4473
  • Aspire V3-731-4695
  • Aspire V3-731-B9606G50Makk
  • Aspire V3-771-6683
  • Aspire V3-771G-6601
  • Aspire V3-771G-6650
  • Aspire V3-771G-9665
  • Aspire V3-771G-9875
  • TravelMate 4370
  • TravelMate 4740
  • TravelMate 4740-352G32Mn
  • TravelMate 4740-432G50Mna
  • TravelMate 4740-5261
  • TravelMate 4740-5452G50Mnssb
  • TravelMate 4740-5462G50Mnss02
  • TravelMate 4740-7552
  • TravelMate 4740-7787
  • TravelMate 4740G
  • Travelmate 4740Z
  • TravelMate 4740ZG
  • TravelMate 4750
  • TravelMate 4750-2354G32Mnss
  • TravelMate 4750G
  • TravelMate 4750Z
  • TravelMate 4750ZG
  • Travelmate 5335
  • TravelMate 5335G
  • TravelMate 5335Z
  • TravelMate 5340
  • TravelMate 5340G
  • Travelmate 5344
  • Travelmate 5542
  • TravelMate 5542-P342G25Mnss
  • Travelmate 5542G
  • Travelmate 5735
  • Travelmate 5735Z
  • Travelmate 5735ZG
  • TravelMate 5740
  • TravelMate 5740-332G16Mn
  • TravelMate 5740-332G25Mn
  • TravelMate 5740-333G25Mn
  • TravelMate 5740-333G32Mn
  • TravelMate 5740-352G25Mn
  • TravelMate 5740-372G25Mnss
  • TravelMate 5740-434G32Mn
  • TravelMate 5740-5092
  • TravelMate 5740-524G32Mn
  • TravelMate 5740-5896
  • TravelMate 5740-5952
  • TravelMate 5740-6070
  • TravelMate 5740-6291
  • TravelMate 5740-6529
  • TravelMate 5740G
  • TravelMate 5740G-334G32Mn
  • TravelMate 5740G-434G32Mn
  • TravelMate 5740G-524G50Mn
  • TravelMate 5740G-528G64Mn
  • TravelMate 5740G-5452G32Mnss
  • TravelMate 5740G-6765
  • Travelmate 5740Z
  • TravelMate 5740Z-P602G25Mn
  • TravelMate 5740Z-P604G32Mnss
  • TravelMate 5740ZG
  • TravelMate 5742
  • TravelMate 5742-372G25Mn
  • TravelMate 5742-373G32Mn
  • TravelMate 5742-463G32Mn
  • TravelMate 5742-5562G50Mnss01
  • TravelMate 5742-7013
  • TravelMate 5742-7159
  • TravelMate 5742-7399
  • TravelMate 5742-7906
  • TravelMate 5742-7908
  • TravelMate 5742G
  • TravelMate 5742Z
  • TravelMate 5742Z-4693
  • TravelMate 5742ZG
  • TravelMate 5744
  • TravelMate 5744-372G32Mikk
  • TravelMate 5744-384G32Mnkk
  • TravelMate 5744-484G50Mnkk
  • TravelMate 5744G
  • TravelMate 5744Z
  • Travelmate 5760
  • Travelmate 5760G
  • TravelMate 6495
  • TravelMate 6495G
  • TravelMate 6495T
  • TravelMate 6495TG
  • TravelMate 6595
  • TravelMate 6595G
  • TravelMate 6595T
  • TravelMate 6595TG
  • TravelMate 7340
  • TravelMate 7740
  • TravelMate 7740-352G32Mn
  • TravelMate 7740-353G25Mnss
  • TravelMate 7740-434G32Mnss
  • TravelMate 7740G
  • TravelMate 7740G-434G50Mnss
  • TravelMate 7740Z
  • TravelMate 7740Z-P604G32Mnss
  • TravelMate 7740ZG
  • TravelMate 7740ZG-P604G50Mnss
  • Travelmate 7750
  • TravelMate 7750G
  • TravelMate 7750Z
  • Travelmate 7750ZG
  • TravelMate 8472
  • Travelmate 8472 HF
  • Travelmate 8472G
  • Travelmate 8472G HF
  • Travelmate 8472T
  • Travelmate 8472T HF
  • Travelmate 8472TG
  • Travelmate 8472TG HF
  • TravelMate 8473
  • TravelMate 8473TG
  • Travelmate 8572
  • TravelMate 8572G
  • TravelMate 8572T
  • Travelmate 8572T HF
  • Travelmate 8572TG
  • TravelMate 8573
  • TravelMate 8573G
  • TravelMate 8573T
  • TravelMate 8573TG
  • TravelMate P243-M-33114G50Mikk
  • TravelMate P243-M-53214G50Mikk
  • TravelMate P243-M-6617
  • TravelMate P243-M-6807
  • TravelMate P243-MG
  • TravelMate P453
  • Travelmate P453-M
  • TravelMate P453-M-33114G50Mikk
  • TravelMate P453-M-53214G50Mikk
  • TravelMate P453-M-6425
  • TravelMate P453-M-6888
  • TravelMate P453-MG
  • TravelMate TM5740
  • TravelMate TM5740-X322
  • TravelMate TM5740-X322D
  • TravelMate TM5740-X322DF
  • TravelMate TM5740-X322DHBF
  • TravelMate TM5740-X322DOF
  • TravelMate TM5740-X322DPF
  • TravelMate TM5740-X322F
  • TravelMate TM5740-X322HBF
  • TravelMate TM5740-X322OF
  • TravelMate TM5740-X322PF
  • TravelMate TM5740-X522
  • TravelMate TM5740-X522D
  • TravelMate TM5740-X522DF
  • TravelMate TM5740-X522DHBF
  • TravelMate TM5740-X522DOF
  • TravelMate TM5740-X522DPF
  • TravelMate TM5740-X522F
  • TravelMate TM5740-X522HBF
  • TravelMate TM5740-X522OF
  • TravelMate TM5740-X522PF
  • TravelMate TM5742
  • TravelMate TM5742-X732
  • TravelMate TM5742-X732D
  • TravelMate TM5742-X732DF
  • TravelMate TM5742-X732DHBF
  • TravelMate TM5742-X732DOF
  • TravelMate TM5742-X732DPF
  • TravelMate TM5742-X732F
  • TravelMate TM5742-X732HBF
  • TravelMate TM5742-X732OF
  • TravelMate TM5742-X732PF
  • TravelMate TM5742-X742
  • TravelMate TM5742-X742D
  • TravelMate TM5742-X742DF
  • TravelMate TM5742-X742DHBF
  • TravelMate TM5742-X742DOF
  • TravelMate TM5742-X742DPF
  • TravelMate TM5742-X742F
  • TravelMate TM5742-X742HBF
  • TravelMate TM5742-X742OF
  • TravelMate TM5742-X742PF

GATEWAY

  • NS41I
  • NS51I
  • NV49C
  • NV49C13C
  • NV49xx
  • NV50A
  • NV51B
  • NV53
  • NV53A
  • NV53A11u
  • NV55C
  • NV59C
  • NV73A
  • NV79
  • NV79C

If your compatible model is not list on here, please feel free to contact us before purchase!

Disclaimer:
www.secure-battery.com doesn't affiliate with any of the manufacturers listed. The products sold in this catalog have not been supported or endorsed by any of such manufacturers. Any registered trademarks or model names listed above are identified as purposes of showing compatibility only.

Shipping Information

  • We only ship product to United States (Excludes: Alaska, Hawaii, APO/FPO.)
  • Items will be shipped within 24 hours during the business days after payment cleared. (Sunday & Holidays excluded)
  • We will offer you the tracking number and tracking link in 2-3 business days.
  • If product ship from China, track information will update when item arrived United States, it usually needs about 10-12 days after product was shipped, please be patient.
  • Please make sure your shipping address is correct, we won't be responsible for second-time postage. If you want to change the shipping address please E-mail us right after you pay for the item, we can't change the shipping address after the item has been sent out.

Item location Shipping cost (handling cost included) Estimated delivery time
United States US$0 3 - 7 business days
China US$0 15 - 20 business days

If you want get a discount, please feel free to contact us. [more...]

Payment Information

We ONLY accept PayPal payment. PayPal allows you to pay by Credit Card, Debit cards, Bank transfers and PayPal account Balances, For more information Please check at www.paypal.com

We will send order information to your email address when you complete place order, if you don't receive email, please check your email SPAM folder, or you can track your order information with your email address and full name from Order Tracking link.

If you have any question, please contact our customer service first, we will do our best to solve it for you, please don't open dispute or claim on PayPal without contact us.

PayPal

Return & Warranty

  • Our products have 12 months warranty. A full refund can only be issued within 30 days.
  • If the return is due to the mistakes of buyers, for example, wrong purchase, no need of the batteries after transaction, or other artificial damages, the return shipping fee should paid by the buyer.
  • We can't receive if buyer return by yourselves according to the address on shipping package. We won't solve such case and buyer should responsible for the consequences. Please contact with us before return the item.

More return & warranty information, please click here [more...]

Our Storage

FAQ

Tip 1: You have to find your specific laptop model before ordering a correct battery. How to check your laptop model?

Step 1: Press Windows + R to open Run window.
Step 2: Input "msinfo32" in the empty box and click OK to open System Information.
Step 3: Keep in the System Summary section, and you will find the System Name item in the right pane.

Tip 2: Remove Battery from Laptop to find your laptop battery part number

Step 1: Switch off the laptop and unplug the power cable in case of electric shock
Step 2: Remove the back panel with the screwdriver. You should to this with care avoiding any harm to the laptop components.
Step 3: Disconnect the cable connected to the battery and then take out the battery. After that, you can check the specifications of your battery

Tip3: How to check battery part number when I can not remove battery?

If your laptop has a built-in, non-removable battery or you don't have tools to remove battery, use one of the other methods explained on this page to find information about your battery. How to find the laptop battery specifications?

First of all, you need to assure the model of your laptop or the part number of your laptop battery. Then look for the battery you need at Secure-Battery. Finally, you can check whether the battery you find is compatible with your laptop or not on the "Compatibility" table (for example, Lenovo ThinkPad P72). If you don't know how to find the right battery for your laptop, you can click "How to find one correct battery for my laptop?" for more details. Moreover, you can click the link "Contact Us" on the bottom of this page to ask us.

Normally we will send you the tracking number within 1-2 business days, you can track order through "Order Tracking" link from bottom of website page. If you have any questions please click here to contact us, our customer service center will respond within 24 hours.

Usually NO. New batteries come in a discharged condition and must be fully charged before use. It is recommended that you fully charge and discharge the new battery two to four times to allow it to reach its maximum rated capacity.
It is generally recommend an overnight charge (approximately twelve hours). It is normal for a battery to become warm to the touch during charging and discharging.
When charging the battery for the first time, the device may indicate that charging is complete after just 10 or 15 minutes. This is a normal with rechargeable batteries. New batteries are hard for the device to charge; they have never been fully charged and not ''broken in''. Sometimes the device's charger will stop charging a new battery before it is fully charged. If this happens, remove the battery from the device and then reinsert it. The charge cycle should begin again. This may happen several times during the first battery charge. Don't worry; it's perfectly normal.

You can determine your laptops run time when you know how many watts your laptop computer uses and the total power capacity your notebook battery has. Here is how you can calculate this yourself.

Battery capacity can also be measured in Watt-Hours. Watt-Hours are calculated by multiplying Volts x Milliamperes. Here is an example:

14.8 Volts X 4060mAh (4000mAh is equal to 4.06 Amperes).
Is also equivalent to:
14.8 x 4.06 = 60.09 Watt-Hours

Watt-Hours measure the energy which powers one watt for one hour. If your laptop runs at 20 watts, your run time will be: 3.004 hours (60.09 Watt-Hours / 20.0 watts Laptop pc power use)

Will a higher milliamp (mAh) rating on my battery damage my laptop?
No. Higher mAh ratings indicate that your battery will last longer. Although the milliamps may be higher, the voltage will always remain the same. If you have received a laptop battery that has a completely different voltage than your original laptop battery, please contact us immediately.

You should charge the replacement laptop battery before the battery exhaustively discharged, otherwise it will shorten its life. It is feasible
to charge the laptop battery before the power is less than 20%. Meanwhile, the battery should be charged in a dry place, and please pay attention to high
temperature, which is the biggest threat to battery life.

Compatible ACER Part Numbers

Please use the key combination [Ctrl + F] to quick find Part numbers / model numbers below.

ACER

  • 31CR19/65-2
  • 31CR19/652
  • 31CR19/66-2
  • 3INR19/65-2
  • AK.006BT.075
  • AK.006BT.080
  • AS10D
  • AS10D31
  • AS10D3E
  • AS10D41
  • AS10D51
  • AS10D5E
  • AS10D61
  • AS10D71
  • AS10D73
  • AS10D75
  • AS10D7E
  • AS10D81
  • BT.00603.111
  • BT.00603.117
  • BT.00603.124
  • BT.00603.129
  • BT.00604.049
  • BT.00605.062
  • BT.00605.065
  • BT.00605.072
  • BT.00605.072M
  • BT.00606.008
  • BT.00607.125
  • BT.00607.126
  • BT.00607.127
  • BT.00607.130
  • BT.0060G.001
  • LC.BTP00.123
  • LC.BTP0A.015

Compatible ACER Laptop Models

ACER

  • Aspire 4250
  • Aspire 4250-C52G25Mikk
  • Aspire 4250-E352G50MI
  • Aspire 4250G
  • Aspire 4250Z
  • Aspire 4251
  • Aspire 4251G
  • Aspire 4251Z
  • Aspire 4252
  • Aspire 4252G
  • Aspire 4252Z
  • Aspire 4253
  • Aspire 4253G
  • Aspire 4333
  • Aspire 4339
  • Aspire 4349
  • Aspire 4350
  • Aspire 4350G
  • Aspire 4352
  • Aspire 4551
  • Aspire 4551G
  • Aspire 4551G-P322G32Mn
  • Aspire 4551P
  • Aspire 4552
  • Aspire 4552-5078
  • Aspire 4552G
  • Aspire 4560
  • Aspire 4560G
  • Aspire 4625
  • Aspire 4733Z
  • Aspire 4738
  • Aspire 4738G
  • Aspire 4738Z
  • Aspire 4738ZG
  • Aspire 4739
  • Aspire 4739Z
  • Aspire 4741
  • Aspire 4741G
  • Aspire 4741G-332G32Mnsk
  • Aspire 4741G-332G50Mn
  • Aspire 4741G-372G50Mnkk02
  • Aspire 4741G-372G50Mnkk06
  • Aspire 4741G-432G50Mnkk01
  • Aspire 4741G-5452G50Mnkk04
  • Aspire 4741G-5462G50Mnkk05
  • Aspire 4741G-5464G50Mn
  • Aspire 4741Z
  • Aspire 4741ZG
  • Aspire 4741ZG-P602G50Mnkkc
  • Aspire 4741ZG-P622G50Mnkk03
  • Aspire 4743
  • Aspire 4743G
  • Aspire 4743Z
  • Aspire 4743ZG
  • Aspire 4749
  • Aspire 4749Z
  • Aspire 4750
  • Aspire 4750G
  • Aspire 4750ZG
  • Aspire 4752
  • Aspire 4752G
  • Aspire 4752Z
  • Aspire 4752ZG
  • Aspire 4755
  • Aspire 4755G
  • Aspire 4755ZG
  • Aspire 4771
  • Aspire 4771G
  • Aspire 4771Z
  • Aspire 5250
  • Aspire 5250-C52G25Mikk
  • Aspire 5250-C53G25Mikk
  • Aspire 5250-C53G50Mikk
  • Aspire 5250-E352G32Mikk
  • Aspire 5251
  • Aspire 5251-1005
  • Aspire 5251-1549
  • Aspire 5252
  • Aspire 5253
  • Aspire 5253-C54G50Mnkk
  • Aspire 5253-E354G32Mnkk
  • Aspire 5253G
  • Aspire 5333
  • Aspire 5336
  • Aspire 5336-2281
  • Aspire 5336-2283
  • Aspire 5336-2524
  • Aspire 5336-2613
  • Aspire 5336-2615
  • Aspire 5336-2634
  • Aspire 5336-2754
  • Aspire 5336-2864
  • Aspire 5336-901G25Mncc
  • Aspire 5336-901G25Mnkk
  • Aspire 5336-901G25Mnrr
  • Aspire 5336-901G32Mncc
  • Aspire 5336-901G32Mnkk
  • Aspire 5336-901G32Mnrr
  • Aspire 5336-902G16Mncc
  • Aspire 5336-902G16Mnkk
  • Aspire 5336-902G25Mncc
  • Aspire 5336-902G25Mnkk
  • Aspire 5336-902G25Mnrr
  • Aspire 5336-902G32Mnrr
  • Aspire 5336-902G50Mnrr
  • Aspire 5336-903G25Mnkk
  • Aspire 5336-903G32Mnkk
  • Aspire 5336-T352G25Mikk
  • Aspire 5336-T352G25Mncc
  • Aspire 5336-T352G25Mnkk
  • Aspire 5336-T352G25Mnrr
  • Aspire 5336-T353G25Mnkk
  • Aspire 5336-T353G32Mncc
  • Aspire 5336-T353G32Mnkk
  • Aspire 5336-T353G50Mnkk
  • Aspire 5336-T354G25Mnrr
  • Aspire 5336-T354G32Mncc
  • Aspire 5336-T354G32Mnkk
  • Aspire 5336-T354G32Mnrr
  • Aspire 5336-T354G50Mnkk
  • Aspire 5342
  • Aspire 5349
  • Aspire 5349-B804G32Mikk
  • Aspire 5349-B812G32Mikk
  • Aspire 5350
  • Aspire 5551
  • Aspire 5551-2013
  • Aspire 5551-2036
  • Aspire 5551-2805
  • Aspire 5551-4200
  • Aspire 5551-4937
  • Aspire 5551-P323G32Mnsk
  • Aspire 5551G
  • Aspire 5551G -4280
  • Aspire 5551G -4591
  • Aspire 5551G-P324G32Mn
  • Aspire 5552
  • Aspire 5552G
  • Aspire 5560
  • Aspire 5560 V3
  • Aspire 5560G
  • Aspire 5733
  • Aspire 5733-6410
  • Aspire 5733-6424
  • Aspire 5733-6489
  • Aspire 5733Z
  • Aspire 5733Z-P614G50Mikk
  • Aspire 5733Z-P624G32Mnkk
  • Aspire 5733Z-P624G50Mikk
  • Aspire 5736
  • Aspire 5736G
  • Aspire 5736Z
  • Aspire 5736ZG
  • Aspire 5741
  • Aspire 5741-332G25Mn
  • Aspire 5741-333G32Mn
  • Aspire 5741-334G32Mn
  • Aspire 5741-334G50Mn
  • Aspire 5741-3404
  • Aspire 5741-3541
  • Aspire 5741-433G32Mn
  • Aspire 5741-434G50Mn
  • Aspire 5741-5698
  • Aspire 5741-5763
  • Aspire 5741-H32C/S
  • Aspire 5741-H32C/SF
  • Aspire 5741-H54D/LS
  • Aspire 5741-H54D/S
  • Aspire 5741-N32C/KF
  • Aspire 5741-N32D/K
  • Aspire 5741-N54E/K
  • Aspire 5741-N54E/KF
  • Aspire 5741G
  • Aspire 5741G-332G50Mn
  • Aspire 5741G-333G32Bn
  • Aspire 5741G-334G50Mn
  • Aspire 5741G-334G64Mn
  • Aspire 5741G-434G64Bn
  • Aspire 5741G-5452G50Mnck
  • Aspire 5741G-5452G50Mnkk
  • Aspire 5741G-5452G50Mnsk
  • Aspire 5741Z
  • Aspire 5741ZG
  • Aspire 5742
  • Aspire 5742G
  • Aspire 5742Z
  • Aspire 5742ZG
  • Aspire 5749
  • Aspire 5749-2334G75Mikk
  • Aspire 5749-2354G75Mnkk
  • Aspire 5749Z
  • Aspire 5749Z-B964G64Mikk
  • Aspire 5750
  • Aspire 5750G
  • Aspire 5750G-2312G50
  • Aspire 5750TG
  • Aspire 5750Z
  • Aspire 5750ZG
  • Aspire 5755
  • Aspire 5755G
  • Aspire 5755Z
  • Aspire 5755ZG
  • Aspire 7251
  • Aspire 7551
  • Aspire 7551-2755
  • Aspire 7551-3068
  • Aspire 7551-3416
  • Aspire 7551-3634
  • Aspire 7551-5358
  • Aspire 7551G
  • Aspire 7551G-5407
  • Aspire 7551G-5821
  • Aspire 7551G-6477
  • Aspire 7551Z
  • Aspire 7551ZG
  • Aspire 7552G
  • Aspire 7552G-5107
  • Aspire 7552G-5488
  • Aspire 7552G-6061
  • Aspire 7560
  • Aspire 7560G
  • Aspire 7741
  • Aspire 7741-333G25Mn
  • Aspire 7741-5137
  • Aspire 7741-7870
  • Aspire 7741G
  • Aspire 7741G-333G25Bn
  • Aspire 7741G-333G32Mn
  • Aspire 7741G-334G50Mn
  • Aspire 7741G-3647
  • Aspire 7741G-374G64Mn
  • Aspire 7741G-434G50Mn
  • Aspire 7741G-464G64Mn
  • Aspire 7741G-7017
  • Aspire 7741Z
  • Aspire 7741Z-4475
  • Aspire 7741Z-4592
  • Aspire 7741Z-4633
  • Aspire 7741Z-4643
  • Aspire 7741Z-4815
  • Aspire 7741Z-5731
  • Aspire 7741Z-P614G50Mn
  • Aspire 7741ZG
  • Aspire 7741ZG-P604G50Mn
  • Aspire 7750
  • Aspire 7750G
  • Aspire 7750G-7674G75Mnkk
  • Aspire 7750Z
  • Aspire 7750ZG
  • Aspire AS4250-C52G25Mikk
  • Aspire AS5250-C52G25Mikk
  • Aspire AS5250-C53G25Mikk
  • Aspire AS5250-E352G32Mikk
  • Aspire AS5253-C52G32Mnkk
  • Aspire AS5253-C54G50Mnkk
  • Aspire AS5253-E353G32Mnrr
  • Aspire AS5253-E354G32Mnkk
  • Aspire AS5741
  • Aspire AS5741-H32C/S
  • Aspire AS5741-H32C/SF
  • Aspire AS5741-H54D/LS
  • Aspire AS5741-H54D/S
  • Aspire AS5741-H54D/SF
  • Aspire AS5741-N32C/KF
  • Aspire AS5741-N32D/K
  • Aspire AS5741-N54E/K
  • Aspire AS5741-N54E/KF
  • Aspire E1
  • Aspire E1-471G-32352G50Mnks
  • Aspire E1-521
  • Aspire E1-531-2644
  • Aspire E1-531-2697
  • Aspire E1-531-4444
  • Aspire E1-531-4694
  • Aspire E1-531-B824G32Mnks
  • Aspire E1-531-B8304G50Mnks
  • Aspire E1-531-B9504G32Mnks
  • Aspire E1-531-B9604G50Mnks
  • Aspire E1-571-32324G50Mnks
  • Aspire E1-571-33114G50Mnks
  • Aspire E1-571-53214G50Mnks
  • Aspire E1-571-53216G50Mnks
  • Aspire E1-571-6442
  • Aspire E1-571-6454
  • Aspire E1-571-6481
  • Aspire E1-571-6490
  • Aspire E1-571-6492
  • Aspire E1-571-6634
  • Aspire E1-571-6650
  • Aspire V3
  • Aspire V3-471
  • Aspire V3-551-84504G50Makk
  • Aspire V3-551-8469
  • Aspire V3-551-8664
  • Aspire V3-551-8809
  • Aspire V3-551G-84504G50Makk
  • Aspire V3-551G-8454
  • Aspire V3-571-53216G75Makk
  • Aspire V3-571-6643
  • Aspire V3-571-6698
  • Aspire V3-571-6800
  • Aspire V3-571-73634G50Makk
  • Aspire V3-571-73636G75Makk
  • Aspire V3-571-9401
  • Aspire V3-571-9831
  • Aspire V3-571-9890
  • Aspire V3-571G-52454G75Mai
  • Aspire V3-571G-53214G50Makk
  • Aspire V3-571G-6407
  • Aspire V3-571G-6602
  • Aspire V3-571G-6641
  • Aspire V3-571G-9435
  • Aspire V3-571G-9686
  • Aspire V3-731-4473
  • Aspire V3-731-4695
  • Aspire V3-731-B9606G50Makk
  • Aspire V3-771-6683
  • Aspire V3-771G-6601
  • Aspire V3-771G-6650
  • Aspire V3-771G-9665
  • Aspire V3-771G-9875
  • TravelMate 4370
  • TravelMate 4740
  • TravelMate 4740-352G32Mn
  • TravelMate 4740-432G50Mna
  • TravelMate 4740-5261
  • TravelMate 4740-5452G50Mnssb
  • TravelMate 4740-5462G50Mnss02
  • TravelMate 4740-7552
  • TravelMate 4740-7787
  • TravelMate 4740G
  • Travelmate 4740Z
  • TravelMate 4740ZG
  • TravelMate 4750
  • TravelMate 4750-2354G32Mnss
  • TravelMate 4750G
  • TravelMate 4750Z
  • TravelMate 4750ZG
  • Travelmate 5335
  • TravelMate 5335G
  • TravelMate 5335Z
  • TravelMate 5340
  • TravelMate 5340G
  • Travelmate 5344
  • Travelmate 5542
  • TravelMate 5542-P342G25Mnss
  • Travelmate 5542G
  • Travelmate 5735
  • Travelmate 5735Z
  • Travelmate 5735ZG
  • TravelMate 5740
  • TravelMate 5740-332G16Mn
  • TravelMate 5740-332G25Mn
  • TravelMate 5740-333G25Mn
  • TravelMate 5740-333G32Mn
  • TravelMate 5740-352G25Mn
  • TravelMate 5740-372G25Mnss
  • TravelMate 5740-434G32Mn
  • TravelMate 5740-5092
  • TravelMate 5740-524G32Mn
  • TravelMate 5740-5896
  • TravelMate 5740-5952
  • TravelMate 5740-6070
  • TravelMate 5740-6291
  • TravelMate 5740-6529
  • TravelMate 5740G
  • TravelMate 5740G-334G32Mn
  • TravelMate 5740G-434G32Mn
  • TravelMate 5740G-524G50Mn
  • TravelMate 5740G-528G64Mn
  • TravelMate 5740G-5452G32Mnss
  • TravelMate 5740G-6765
  • Travelmate 5740Z
  • TravelMate 5740Z-P602G25Mn
  • TravelMate 5740Z-P604G32Mnss
  • TravelMate 5740ZG
  • TravelMate 5742
  • TravelMate 5742-372G25Mn
  • TravelMate 5742-373G32Mn
  • TravelMate 5742-463G32Mn
  • TravelMate 5742-5562G50Mnss01
  • TravelMate 5742-7013
  • TravelMate 5742-7159
  • TravelMate 5742-7399
  • TravelMate 5742-7906
  • TravelMate 5742-7908
  • TravelMate 5742G
  • TravelMate 5742Z
  • TravelMate 5742Z-4693
  • TravelMate 5742ZG
  • TravelMate 5744
  • TravelMate 5744-372G32Mikk
  • TravelMate 5744-384G32Mnkk
  • TravelMate 5744-484G50Mnkk
  • TravelMate 5744G
  • TravelMate 5744Z
  • Travelmate 5760
  • Travelmate 5760G
  • TravelMate 6495
  • TravelMate 6495G
  • TravelMate 6495T
  • TravelMate 6495TG
  • TravelMate 6595
  • TravelMate 6595G
  • TravelMate 6595T
  • TravelMate 6595TG
  • TravelMate 7340
  • TravelMate 7740
  • TravelMate 7740-352G32Mn
  • TravelMate 7740-353G25Mnss
  • TravelMate 7740-434G32Mnss
  • TravelMate 7740G
  • TravelMate 7740G-434G50Mnss
  • TravelMate 7740Z
  • TravelMate 7740Z-P604G32Mnss
  • TravelMate 7740ZG
  • TravelMate 7740ZG-P604G50Mnss
  • Travelmate 7750
  • TravelMate 7750G
  • TravelMate 7750Z
  • Travelmate 7750ZG
  • TravelMate 8472
  • Travelmate 8472 HF
  • Travelmate 8472G
  • Travelmate 8472G HF
  • Travelmate 8472T
  • Travelmate 8472T HF
  • Travelmate 8472TG
  • Travelmate 8472TG HF
  • TravelMate 8473
  • TravelMate 8473TG
  • Travelmate 8572
  • TravelMate 8572G
  • TravelMate 8572T
  • Travelmate 8572T HF
  • Travelmate 8572TG
  • TravelMate 8573
  • TravelMate 8573G
  • TravelMate 8573T
  • TravelMate 8573TG
  • TravelMate P243-M-33114G50Mikk
  • TravelMate P243-M-53214G50Mikk
  • TravelMate P243-M-6617
  • TravelMate P243-M-6807
  • TravelMate P243-MG
  • TravelMate P453
  • Travelmate P453-M
  • TravelMate P453-M-33114G50Mikk
  • TravelMate P453-M-53214G50Mikk
  • TravelMate P453-M-6425
  • TravelMate P453-M-6888
  • TravelMate P453-MG
  • TravelMate TM5740
  • TravelMate TM5740-X322
  • TravelMate TM5740-X322D
  • TravelMate TM5740-X322DF
  • TravelMate TM5740-X322DHBF
  • TravelMate TM5740-X322DOF
  • TravelMate TM5740-X322DPF
  • TravelMate TM5740-X322F
  • TravelMate TM5740-X322HBF
  • TravelMate TM5740-X322OF
  • TravelMate TM5740-X322PF
  • TravelMate TM5740-X522
  • TravelMate TM5740-X522D
  • TravelMate TM5740-X522DF
  • TravelMate TM5740-X522DHBF
  • TravelMate TM5740-X522DOF
  • TravelMate TM5740-X522DPF
  • TravelMate TM5740-X522F
  • TravelMate TM5740-X522HBF
  • TravelMate TM5740-X522OF
  • TravelMate TM5740-X522PF
  • TravelMate TM5742
  • TravelMate TM5742-X732
  • TravelMate TM5742-X732D
  • TravelMate TM5742-X732DF
  • TravelMate TM5742-X732DHBF
  • TravelMate TM5742-X732DOF
  • TravelMate TM5742-X732DPF
  • TravelMate TM5742-X732F
  • TravelMate TM5742-X732HBF
  • TravelMate TM5742-X732OF
  • TravelMate TM5742-X732PF
  • TravelMate TM5742-X742
  • TravelMate TM5742-X742D
  • TravelMate TM5742-X742DF
  • TravelMate TM5742-X742DHBF
  • TravelMate TM5742-X742DOF
  • TravelMate TM5742-X742DPF
  • TravelMate TM5742-X742F
  • TravelMate TM5742-X742HBF
  • TravelMate TM5742-X742OF
  • TravelMate TM5742-X742PF

GATEWAY

  • NS41I
  • NS51I
  • NV49C
  • NV49C13C
  • NV49xx
  • NV50A
  • NV51B
  • NV53
  • NV53A
  • NV53A11u
  • NV55C
  • NV59C
  • NV73A
  • NV79
  • NV79C

If your compatible model is not list on here, please feel free to contact us before purchase!

Disclaimer:
www.secure-battery.com doesn't affiliate with any of the manufacturers listed. The products sold in this catalog have not been supported or endorsed by any of such manufacturers. Any registered trademarks or model names listed above are identified as purposes of showing compatibility only.

Shipping Information

  • We only ship product to United States (Excludes: Alaska, Hawaii, APO/FPO.)
  • Items will be shipped within 24 hours during the business days after payment cleared. (Sunday & Holidays excluded)
  • We will offer you the tracking number and tracking link in 2-3 business days.
  • If product ship from China, track information will update when item arrived United States, it usually needs about 10-12 days after product was shipped, please be patient.
  • Please make sure your shipping address is correct, we won't be responsible for second-time postage. If you want to change the shipping address please E-mail us right after you pay for the item, we can't change the shipping address after the item has been sent out.

Item location Shipping cost (handling cost included) Estimated delivery time
United States US$0 3 - 7 business days
China US$0 15 - 20 business days

If you want get a discount, please feel free to contact us. [more...]

Payment Information

We ONLY accept PayPal payment. PayPal allows you to pay by Credit Card, Debit cards, Bank transfers and PayPal account Balances, For more information Please check at www.paypal.com

We will send order information to your email address when you complete place order, if you don't receive email, please check your email SPAM folder, or you can track your order information with your email address and full name from Order Tracking link.

If you have any question, please contact our customer service first, we will do our best to solve it for you, please don't open dispute or claim on PayPal without contact us.

PayPal

Return & Warranty

  • Our products have 12 months warranty. A full refund can only be issued within 30 days.
  • If the return is due to the mistakes of buyers, for example, wrong purchase, no need of the batteries after transaction, or other artificial damages, the return shipping fee should paid by the buyer.
  • We can't receive if buyer return by yourselves according to the address on shipping package. We won't solve such case and buyer should responsible for the consequences. Please contact with us before return the item.

More return & warranty information, please click here [more...]

FAQ

Tip 1: You have to find your specific laptop model before ordering a correct battery. How to check your laptop model?

Step 1: Press Windows + R to open Run window.
Step 2: Input "msinfo32" in the empty box and click OK to open System Information.
Step 3: Keep in the System Summary section, and you will find the System Name item in the right pane.

Tip 2: Remove Battery from Laptop to find your laptop battery part number

Step 1: Switch off the laptop and unplug the power cable in case of electric shock
Step 2: Remove the back panel with the screwdriver. You should to this with care avoiding any harm to the laptop components.
Step 3: Disconnect the cable connected to the battery and then take out the battery. After that, you can check the specifications of your battery

Tip3: How to check battery part number when I can not remove battery?

If your laptop has a built-in, non-removable battery or you don't have tools to remove battery, use one of the other methods explained on this page to find information about your battery. How to find the laptop battery specifications?

First of all, you need to assure the model of your laptop or the part number of your laptop battery. Then look for the battery you need at Secure-Battery. Finally, you can check whether the battery you find is compatible with your laptop or not on the "Compatibility" table (for example, Lenovo ThinkPad P72). If you don't know how to find the right battery for your laptop, you can click "How to find one correct battery for my laptop?" for more details. Moreover, you can click the link "Contact Us" on the bottom of this page to ask us.

Normally we will send you the tracking number within 1-2 business days, you can track order through "Order Tracking" link from bottom of website page. If you have any questions please click here to contact us, our customer service center will respond within 24 hours.

Usually NO. New batteries come in a discharged condition and must be fully charged before use. It is recommended that you fully charge and discharge the new battery two to four times to allow it to reach its maximum rated capacity.
It is generally recommend an overnight charge (approximately twelve hours). It is normal for a battery to become warm to the touch during charging and discharging.
When charging the battery for the first time, the device may indicate that charging is complete after just 10 or 15 minutes. This is a normal with rechargeable batteries. New batteries are hard for the device to charge; they have never been fully charged and not ''broken in''. Sometimes the device's charger will stop charging a new battery before it is fully charged. If this happens, remove the battery from the device and then reinsert it. The charge cycle should begin again. This may happen several times during the first battery charge. Don't worry; it's perfectly normal.

You can determine your laptops run time when you know how many watts your laptop computer uses and the total power capacity your notebook battery has. Here is how you can calculate this yourself.

Battery capacity can also be measured in Watt-Hours. Watt-Hours are calculated by multiplying Volts x Milliamperes. Here is an example:

14.8 Volts X 4060mAh (4000mAh is equal to 4.06 Amperes).
Is also equivalent to:
14.8 x 4.06 = 60.09 Watt-Hours

Watt-Hours measure the energy which powers one watt for one hour. If your laptop runs at 20 watts, your run time will be: 3.004 hours (60.09 Watt-Hours / 20.0 watts Laptop pc power use)

Will a higher milliamp (mAh) rating on my battery damage my laptop?
No. Higher mAh ratings indicate that your battery will last longer. Although the milliamps may be higher, the voltage will always remain the same. If you have received a laptop battery that has a completely different voltage than your original laptop battery, please contact us immediately.

You should charge the replacement laptop battery before the battery exhaustively discharged, otherwise it will shorten its life. It is feasible
to charge the laptop battery before the power is less than 20%. Meanwhile, the battery should be charged in a dry place, and please pay attention to high
temperature, which is the biggest threat to battery life.

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