Easily detect faulty networks and phone lines with RJ45 and RJ11 connections using this network cable tester. Connect one end of the cable to the main unit, the other to the detachable remote unit, and turn on the power. The unit’s LED’s can be used to see how the cables are wired, to identify short circuits, incorrect wiring, or crossover connections. Main unit requires one 9V PP3 battery (not supplied).

Tests all common networks and phone lines using RJ45 and RJ11 connections
Easy-to-read LED indicators show short/open circuit, crossover and incorrect wiring
Simple setup and operation
Remote unit slots conveniently onto the main unit
Main unit requires one 9V PP3 battery (not supplied)