Benning VT 1 voltage tester, red

Testing the phase (outer conductor) at the earth contact sockets, junction boxes and circuit breakers, etc. via red LED test probe and beep. Finding cable breaks in insulated and live cables, e.g. on cable reels and fairy lights. Voltage range: 200 V - 1000 VAC. Non-contact testing, no contact with the electrical conductor required. Flashing frequency of the LED test probe and beep frequency increasing with the voltage level.