ELEPHANTBOAT Energy Meter,Voltmeter,6 in 1 AC 40-300V 100A Watt Meter, Frequency Voltmeter  (Digital)

[LARGE LCD SCREEN]: Our electricity meter with a large clear backlight LCD display, wide view angle clear visible, make it easy to read and record the data. Great power consumption meter, watt meter for home.[DURABILITY AND SAFETY]: This digital volt meter & amphere meter adopts high quality ABS flame retardant material and high shear rate chip, making it safe and high precision.[6 DIFFERENT DATAS INFO DISPLAYING] Simultaneously calculates 6 parameters, including voltage (40-220V), current (0-100A), power (0-30000W), energy (0-99999kWh), frequency (45-65Hz) and power factor (0-1PF). 6 in 1 Energy Meter of Voltage Meter, Watt Mater, Ampere Meter, Current Meter, Frequency Meter, Power Factor Meter. [NOTE: The current and voltage must be connected to the same phase power supply.].[WIDE APPLICATION]: Ideal for energy consumption monitor. Widely applied in home, store, office, school, factory, etc.[AUTO DATA RETENTIONATION]: When there is a power off, the data in this digital energy meter will be sustained automatially. Reset button can clear the present data and restart the new data supervision.