Kewtech Loopcheck 107 LOOPCHECK107 Mains Socket Tester with Loop Check, Grey, No Size

Ensures maximum safety by checking quality of earth loop return path, Offers more functions than regular socket testers Using the device is simple - just plug it into the socket you wish to test (the device is designed to fit in standard UK three-pin plug sockets) and once connected the 107 will begin evaluate wiring status and display these results as LED indicators. Automatically runs wiring checks upon insertion into mains, Has Red and Green LEDs. Releases a continuous tone for satisfactory results. Releases a warble tone for fault. Checks for the polarity of the mains supply., Checks RCDs with measured current., Weight: 0.1763698096 Pounds, Manufacturer: Kewtech