Power supply: 9v*1 6F22battery
Size: Transmitter: 126x64x30mm Reveiver:221.5x40x30mm
Weight: receiver 110g
        transmitter 130g
Functions:Applicable to RJ45 network line or RJ11 telephone line in the state of work with the point of the location of the search, line function, line level and polarity and positive and negative detection