LENOVO THINKPAD SL500 40Y6799 40Y6797 41+ LAPTOP BATTERY IN HOSUR
⦁ Voltage: 10.8 Volts – also compatible with 11.1 Volt systems
⦁ Battery Capacity: 5200 mAh; also compatible with 4400 & 4800 mAh batteries
⦁ Battery Type:6 Cell Li-ion
⦁ Cell Origin:Samsung
⦁ Useful Life:300-500 recharge cycles
This laptop battery replacement is typically superior to the original battery and is 100% compatible with your IBM Thinkpad notebook computer.