HILKA 13A MAINS SOCKET TESTER
13A Mains Socket Tester Identifies UK 13a main socket wiring faults. 3 LED indicators with durable design. Fast and efficient testing of 30mA RCD’S and highlights correct socket wiring. Includes easy to read LED lights with leakage detection switch. Six indications range: wiring ok, PE open, L open, N open, L/N reverse, L/PE reverse & PE open.