This is a brand new Lap Gadgets Battery For HP/COMPAQ G42, G62, CQ42, CQ43, CQ62, DM4, series laptop model, 6 cell Compatible to replace your old aging battery. Get your full battery back up time with this new compatible battery. We offer replacement batteries for your acer laptop at a bargain price. We guarantee our new compatible Batteries will exceed expectations and deliver the best product quality performance. Do verify the battery part no, Color, Voltage and Amp rating printed on your current battery prior to purchase. Product Specifications - voltage - 10.8 Volts, capacity - 4400 mAh , color - Black / White, please inform us about your battery color, Type - Li-ion.