Dentsing 9 Cell Slice 28++ Add -On Battery for ThinkPad Models T410/T510/W510/T420/T520/W520/T430/T530/W530 (0A36304) Model:28++ Color:Black Voltage:11.1V Capacity:94WH Compatible P/N: 0A36304 28++ 45N1017 45N1016 Compatible with:ThinkPad Models T410/T510/W510/T420/T520/W520/T430/T530/W530 Series 6 Months Warranty. If you have any issue, please contact us, we will help you resolve it before you leave a negative feedback or low review.Thanks for your kind support and patience.