This Kewtech Socket Tester is a quick and reliable way of checking live sockets, correct wiring and detecting internal/external faults. It has a clear audible tone to identify whether the socket is earthed correctly. The tester’s six pin sockets can be used to check both the live and neutral pins on BS 1363 socket types. · · · Audible tone assists in fuse finding · · High definition green LEDs with clear audible tone · · Error-free indication of socket status · · LEDs indicate 14 wiring conditions · · Audible fuse finding facility · · Drop-proof from a height of 1 metre · · Tests BS 1363 sockets