it can be used to locate trace and depth of the underground cables and metallic pipes, and also identifying the cable. Transmitter:Three output modes: Direct connection outputClamp coupling outputRadiation outputSix Frequencies to choose: 500Hz,1kHz, 8kHz, 33kHz, 66kHz, and 93kHz.Fault signal output is used to detect Pipe grounding fault.High power output: max.10W Fully automatic impedance ...