UT682 - Wire Tracker consists of a transmitter and a receiver. Network wire checking function, according to 18pcs indicators to judge normal/short-circuit/open-circuit/crossing. Low battery indication(<6V) and volume adjustment function. It has functions like telephone wire tracking, network wire tracking, cable wire tracking, network wire check, etc. and it produces fast and accurate measurements. UT682 is an ideal tool for personnel to install and maintain network systems with communication lines and integrated wiring circuits.