Electricity counter TRMS V, TRMS A, kW, PF, kWh Energy Usage Time Backlight roll ... LCD. It displays various electrical parameters such as V, A, kW, PF, kWh & EUT etc. It is useful ... This power guard not only can be used as a measuring equipment for teaching, but also can be used ... like home, rental estates, office, and laboratory.•Displays TRMS V, TRMS A, kW, PF, kWh etc.•Display Energy Usage Time ( ...