2MM AC 20-500V Voltmeter Square Panel LED

Product Name: Digital Panel Light Voltmeter
Model Number: AD101-22VMS
Input Voltage: AC 20 to 500 Voltage (AC only)
Rated Current: <20mA
Brightness: ?60cd/Square Meters
Vibration AC Frequency: 2-80Hz Acceleration
Electrical durability: ?30,000H
Hole Cutting Size:22mm/ 0.87? Diameter
Material: Plastic, Metal, Electric Components
Color: White/Red/Yellow/Green/Blue (for your choice)