Brand new replacement battery for ThinkPad E40, E50, SL410, SL510, T410, T510 (42T4235, 42T4731)

Specifications:
Voltage: 10.8V
Capacity: 4400mAh/49Wh
Cells: 6
Colour: Black

Suitable Models:
Lenovo
ThinkPad
E40, E50
L410, L412, L420, L421
L510, L512, L520
SL410, SL410 2842, SL410 2874, SL510, SL510 2847, SL510 2875
T410, T410i, T420
T510, T510i, T520, T520i
W510, W510 4389
W520
ThinkPad Edge
0578-47B
14", 14" 05787UJ, 14" 05787VJ, 14" 05787WJ, 14" 05787XJ, 14" 05787YJ
15", 15? 301K7J
E420, E425
E520, E525

Compatible part numbers:
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, 42T4235, 42T4731, 42T4733, 42T4737, 42T4753, 42T4755, 42T4756, 42T4757, 42T4848, 42T4852, 42T5263, 51J0499, 57Y4185

What's in the box
1 x Replacement Battery