Power supply (V): 2 x 9V Ni-H2 rechargeable battery (006P) (included) Voltage (V): Transmitter: AC 0-300V, Receiver: AC 0-600V Power supply: 2 x 9V Ni-H2 rechargeable battery (006P) (included) Width x Depth x Height: 76 x 31 x 226mm (发射器),68 x 25 x 151mm(接收器)