ABUS FU8320W. Dimensions (WxDxH): 33 x 29 x 89 mm, Weight: 53 g. Current consumption: 0.03 mA, Power requirements: 3V Li/MnO2. Operating temperature range (T-T): -10 - 55 °C. Package dimensions (WxDxH): 70 x 115 x 35 mm, Package weight: 0.1 kg