... The LCD shows all meter reading: Volts, Current, Watts, Frequency, Power Factor, etc Power Meter,Power Monitor(American Style ... )1.The LCD shows all meter reading: Volts, Current, Watts, Frequency, Power Factor ... A/W is a toggle function key, Press Amp Key once for output current(Amps) display, press ... VA/CO2 Key once to display the VA Meter(VA=Vrms Arms),Then press key for 3 sec ...