Digital Mini Voltmeter AC 80-500V Voltage Meter Gauge Tester LED Indicator Light Green Yellow Red Blue White

Digital AC voltmeter + signal indicator 
Input voltage: AC 80-500V 
Voltage measuring range: AC 80-500V 

Application: for signal indication, warning signal, accident signal and other signals in the line of electric power, telecommunication, machine tool, ship, textile, printing and mining machinery. 

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Main body size: (length) 5cm x (φ)2.7cm/2"x1"