Wentronic AA 2.3Ah NiMH RTU 4-BL tecxus. Battery technology: Nickel Metal Hydride, Battery capacity: 2300 mAh, Battery voltage: 1.2 V. Height: 50.5 mm, Diameter: 14.5 mm. Colour of product: Silver. Dimensions (WxDxH): 14.5 x 14.5 x 50.5 mm