BTI Notebook Battery - OEM Compatible 0C52862 68+ 45N1132 45N1133 45N1134 45N1135 45N1136 45N1137 45N1138 45N1737 45N1738 45N1777 LAP5287 Compatible Models LENOVO THINKPAD T440 LENOVO THINKPAD 450

Proprietary Battery Size battery - Ideal for replacing the older notebook battery easily 5600 mAh battery capacity for convenient and prolonged usage to ensure maximum productivity Proprietary Battery Size battery size for maximum productivity with added dependability 10.8 V DC battery - Powers your notebook safely More environment-friendly as compared to the disposable ones Lithium Ion (Li-Ion) battery chemistry delivers energy to the notebook through an easily controlled reaction