Wentronic MP f/ NOK 9500/7710 (BP-5L) 1000mAh Li-Ion. Battery technology: Lithium-Ion (Li-Ion), Battery capacity: 1000 mAh, Battery voltage: 3.7 V. Weight: 25 g. Colour of product: Silver. Dimensions (WxDxH): 66 x 44 x 5 mm