Wentronic 9V 170mAh NiMH 1-BL Panasonic. Battery technology: Nickel Metal Hydride, Battery capacity: 170 mAh, Battery voltage: 9 V. Weight: 44 g, Width: 17.5 mm, Depth: 48.5 mm. Colour of product: Black. Dimensions (WxDxH): 17.5 x 48.5 x 26.5 mm