High definition green LEDs indicate error-free socket wiring status, plus 13 fault conditions including L-E reversal, L-N reversal, faulty N or E and missing L. Tough, smooth contoured construction. Tests BS1363 sockets.
High definition tri-colour LEDs and clear audible output indicate error free socket wiring status, plus 17 fault conditions including L-E reversal, L-N reversal, faulty N or E and missing L. Built-in self-check feature. Tough, smooth contoured constr...