DROK AC Voltage Display, 3pcs Digital LED Display Voltmeter AC 60-500V Voltage Meter Monitor 110v 220v Volt Detetor Green Red Yellow Signal Indicator Light Panel

DROK ac voltage display input voltage range is AC 60-500V, measuring voltage range is AC 60-500V, voltage measuring error is 2V, working environment temperature range is -40-55℃.. It can be used as signal indication, warning signal, accident signal and other signals in the line of electric power, telecommunication, machine tool, ship, textile, printing and mining machinery.. The lampshade of the voltmeter is made of high strength polycarbonate, has good impact resistance, built-in screw-type wiring, which makes more safe and convenient terminal.. The volt panel is with long service life, low energy consumption, small size(490x270mm), light weight features.. Package includes three mini digital voltmeter, 1 is green, 1 is red, and the other is yellow.