DROK AC Display Meter, DROK 80-300V 100A Voltage Current Power Factor Frequency Electric Energy Monitor Ammeter Voltmeter Multimeter Tester 110V 220V Digital Color LCD Volt Amp Watt Detector Reader Panel

* 6-IN-1 MULTIMETER --- detect and display voltage, current, active power, battery electric energy, power frequency and power factor on one interface. * MEASUREMENT RANGE --- voltage AC 80.0-300.0V; current 0-100A; power 0-30000W; Electric energy 0-99999kwh; frequency 45.0Hz-65.0Hz; power factor 0.00-1.00PF. * DATA AUTO STORAGE --- when power off, the electric energy data will be stored and memorized automatically, can be reset. * NOTE --- this meter can only be used for measuring 50-60Hz pure AC city electricity, it will be damaged if used to measure square wave, inverter output or modified sine wave circuit.