... .We can provide meter ,voltmeter,ammter,power meter.... We can provide meter ,voltmeter,ammter,power meter.......Shape and hole ... 0.5 Protection IP65, ABS Plastic shell Short-depth dimension, instal to the Electric Power Cabinet ... enter the right code, then can prammable the meter.Specs:0.1A 0.5A 1A 1.5A ... so thatthe class will not be influenced.Frequency Meter Class:1.0Volt:50V 100V 220V 380VFreq: ...