Martindale EZ365 Socket, Earth Loop and RCD Tester, Yellow, 65 x 80 59 mm

Quick and easy testing of socket wiring, earth loop impedance and RCD functionality LED indicators and audible buzzer detect 28 common wiring fault conditions Non-trip earth loop impedance test for safe and accurate measurements Incoming supply polarity swap touch test for comprehensive electrical checks Integrated fault chart on the tester for instant and clear fault identification