Specifications:

Condition: New Brand
Color: Black
Battery Type: Li-ion
Voltage: 10.8V/11.1v
Capacity: 4400mAh
Cell: 6 cells

Warranty: 24 Months.

Package Included:

1 x Battery.

Product Features:

Over Voltage Protection.
Short Circuit Protection.
Over Temperature Protection.
PCB !#!amp!*! Cover is manufactured with Fireproofing materials.
Low Ripple and Noise.
High Quality Raw Materials.
100%OEM Compatible.

Product Testing:

Every product pass through.
Strict Aging Testing.
Over Voltage Testing.
Over Temperature Testing.
Safety Testing.

Why do I need a battery?

The battery can keep your computer still working when the power is off， the high capacity battery can be used even longer.

How to order battery?

The best way to find the battery you need is searching by the?original battery code， and compare the picture of the battery， check the interface

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Use "Ctrl+F" to search the key words from the website

if you still can not make sure the battery， please contact us.

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This Laptop Battery can replace the following part numbers:

For Lenovo

42T4235	42T4731	42T4733
42T4737	42T4753	42T4757
51J0499	57Y4185	ASM 42T4703
ASM 42T4752	ASM 42T4756	ASM 42T4794
ASM 42T4796	FRU 42T4702	FRU 42T4751
FRU 42T4755	FRU 42T4791	FRU 42T4793
FRU 42T4795	FRU 42T4797	FRU 42T4817
FRU 42T4819	?	?

This Laptop Battery is also compatible with the following models:

For Lenovo

ThinkPad E40	ThinkPad E50	ThinkPad Edge 0578-47B
ThinkPad Edge 14"	ThinkPad Edge 14" 05787UJ	ThinkPad Edge 14" 05787VJ
ThinkPad Edge 14" 05787WJ	ThinkPad Edge 14" 05787XJ	ThinkPad Edge 14" 05787YJ
ThinkPad Edge 15"	ThinkPad L410	ThinkPad L412
ThinkPad L420	ThinkPad L421	ThinkPad L510
ThinkPad L512	ThinkPad L520	ThinkPad SL410 2842
ThinkPad SL410 2874	ThinkPad SL410 Series	ThinkPad SL410k 2842
ThinkPad SL510 2847	ThinkPad SL510 2875	ThinkPad SL510 Series
ThinkPad T410	ThinkPad T410i	ThinkPad T420
ThinkPad T510	ThinkPad T510i	ThinkPad T520
ThinkPad T520i	ThinkPad W510	ThinkPad W520