DROK Digital Voltmeter Guage AC 80-500V 110V/220V Blue LCD Alternating Voltage Volt Panel Meter Range: AC80-500V ( Measure Alternating Voltage Directly ) Backlight colors: Blue Power Consumption: &lt; 0.2VA Resolution: 0.5% 2 digit Dimensions: 79x43x25 mm; Cutting Size: 76x39 mm