Compact Design, High performanceThree Phase Digital Panel Meter, Power Meter, Digital Meter,Multifunctional Panel meter,meter... Display: 3 digits. LED displayAccuracy: 1.0% ±2 digitsAuxiliary power: ... .4cap-0.99-0.4indConsumption: <3VAOperating Environment: temperature 0~40 humidity:≤70%Voltage Testing: over 2000V