Lenovo 42T4899 Battery

Stay unplugged longer with these genuine ThinkPad batteries. These rechargeable batteries use Lithium-Ion technology and can be used as replacement for aging system batteries or as a convenient spare battery.

10.8 Volts - also compatible with 11.1 Volt systems
4000 mAh also compatible with 63 Whr batteries
6 Cell Li-ion
Samsung (South Korea)
Black
2 Year Warranty
30 day full satisfaction guarantee
300-500 recharge cycles