6 Cell 5200mAh Li Ion Brand New High Capacity Laptop Notebook Replacement Battery for Lenovo ThinkPad E420,L410,L412,L420,L421,L510,L512,L520,T410,T410i,T420,T510,T510i,T520,T520i,W510,W520 , Compatible with ASM 42T4796,FRU 42T4791, FRU 42T4793

Safety & Excellence Features: * No memory effect, fast charge * Low power consumption IC design * Fully compatible with the original laptops (models listed below) * Tested with strict quality control standards * Over-charge protection * Over-discharge protection * Over-heat protection * Over-current protection * Short-circuit protection * High capacity circulatory function Compatible with These Original Part Numbers: 42T4235 42T4731 42T4733 42T4737 42T4753 42T4757 51J0499 57Y4185 ASM 42T4703 ASM 42T4752 ASM 42T4756 ASM 42T4796 FRU 42T4702 FRU 42T4751 FRU 42T4755 FRU 42T4791 FRU 42T4793 FRU 42T4795 FRU 42T4797 FRU 42T4817 FRU 42T4819 Fits Machine Models: 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 ThinkPad SL410 2842 ThinkPad SL410 2874 ThinkPad SL410k 2842 ThinkPad SL510 ThinkPad SL510 2847 ThinkPad SL510 2875 ThinkPad T410 ThinkPad T410i ThinkPad T420 ThinkPad T510 ThinkPad T510i ThinkPad T520 ThinkPad W510 ThinkPad W520 Please make sure that the battery part numbers listed in the description matches the battery part number on your original battery before you purchase.