... electronic power factor meter measure kWh value, voltage, current,power,power factor, 2. Multi-tariff energy 3. RS485/Modb 3-phase panel mounted energy meter ... detailed product description 1. LCD screen, measuring kWh value, voltage, current, power, power factor, 2. Multi-tariff energy 3 ... .01Active energy0.5%Reactive energy2.0% PMAC905 3-phase energy meter remote control