Buy DY207A (UK Version) Electrical Socket Polarity & Loop Impedance & RCD Tester in Philadelphia, Pennsylvania, United States, for US $29.99 Fault Finding Tool USA Electrical Socket Outlet Tester Socket Analyzer RCD Test Polarity Loop Test Sk106 Loop Impedance Tester Order Code: 21225077.21 Features: ? Detect the wiring condition of the clear LED socket outlet (polarity detection) ? Loop detection function (the elastic condition of the wiring) ? Leakage switch inspection ? Buzzer alarm setting Specification: Rated AC voltage: AC 230V Shell Material: Plastic Color: Green Loop detection (the elastic condition of the wiring): v Frequency range: 50-60hz The whole machine power consumption: 3mA Contact voltage limit value: Overvoltage protection: AC/DC 300V The temperature range: 0 ? to 40 ? Humidity: Leakage protection detection: 30mA Protective earthing error detection: v Response limit: Size: 78x72x41cm Package includes: 1 x Socket Tester 1 x user manual Details pictures: Socket & See SOK 36 Professional Socket/Earth Loop/Polarity/RCD ? Loop detection function (the elastic condition of the wiring) , ? Leakage switch inspection , ? Buzzer alarm setting