... be measured the True RMS,single phase,voltage,current,power,power factor D2010 single-phase intelligent power meter YOTO Latest productMain introduction:Technical ... % 50/60HzMeasuring itemTRMS measuring,single-phase,voltage,current,active power,power factorDirect input measuring rangeVoltage:3~300V,4~600V Current:0~2A ... :±0.2%FS±2digitPower range:1.00~9999W Accuracy:±0.3%FS±2digitPower factor:±0 ...