... scale ranges, Customizable 3. Flush Mounted LED Digital Panel Voltmeters Standard Features1. 0.2, 2, 20, 200, 600V AC voltage ranges2. 20, 200 ... AC current ranges3. All ranges factory calibrated4. 3-1/2 digit resolution to 1,999 for readout in mA, A, ... colors: Blue, Red;2. Customizing ranges available by users personally according enclosed manual 0.56 inch 3 1/2 digit Blue Digital AC Voltmeter