CZKS-6

How does plug socket switch life tester enhance the life of sockets

Socket Tester A socket tester is a portable electrical gadget used to quickly determine whether wall sockets are properly wired and functioning properly. They are hooked into a power outlet directly or through an attached plug connected by a lead. Once installed, most versions employ three LEDs on the rear of the device as its signaling method. These will be illuminated in various combinations, ge...