... 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, ... accumulate kwh and powered during time(hour)after power is applied.2.The V/Hr is ... 3 sec for KgCO2/Kwh Power Meter,Power Monitor(American Style)