Power supply: 230 volts / 50 hz / 2 watts; Consumption: 0.023 A / hour; Voltage Vacuum: 8500 volts; Delivered power vacuum: 1.8 joules; Power output at 500 ohms: 1 joules; Effective length: 20 km; Effective area:25km2/2500ha Plastic case. Dimensions: 180x110x45 mm; Weight: 600 g