Wentronic MP f/ SIE S6/S6D/E10D 1150mAh Li-Ion. Battery technology: Lithium-Ion (Li-Ion), Battery capacity: 1150 mAh, Battery voltage: 3.7 V. Weight: 42 g. Colour of product: Black. Dimensions (WxDxH): 58 x 47 x 13 mm