Battery. Black. 1 pc(s). Stay unplugged longer with these genuine Lenovo batteries.This rechargeable battery implements Lithium-Ion technology and can be used as replacement for aging system batteries or as a convenient spare battery.. Compatible with E555.. ThinkPad Battery 76+ (6 cell):. - Lithium-ion technology. - 6 cell system battery. - Over-discharge protection to prolong the life of the battery. - Battery energy (Watt-hours): 48Wh. - Battery Safeguard chip authenticates with Lenovo systems. Features. Product colour. Black. Type. Battery. Battery. Number of battery cells. 6. Battery technology. Lithium-Ion (Li-Ion). Weight & dimensions. Weight. 330 g. Height. 54 mm. Depth. 21.6 mm. Width. 206.6 mm. Packaging data. Quantity per pack. 1 pc(s). Operational conditions. Storage temperature (T-T). 5 - 35 °C. Operating temperature (T-T). 8 - 95 °C. Other features. Number of batteries included. 1 pc(s). Compatible products. Y. Logistics data. Harmonized System (HS) code. 84732990