Voltage detector includes a high-voltage electrical tester and a lower voltage tester. It is stable and reliable, with a whole circuit self-inspection function and strong anti-interference characteristics. The inspection equipment is suitable for 220V-500V, 6KV, 10KV, 35KV, 110KV, 220KV, and 500KV AC transmission and distribution lines and equipment. Whether used during the day or night, in indoor substations or on outdoor overhead lines, it can correctly and reliably serve you. It is a necessary safety appliance for the power system and electrical departments of industrial and mining enterprises. The surface of the insulation rod is clean and smooth, making it easy to carry. High quality and competitive price.