... ROHS Digital Wireless Power Meter, power meter,energy power meterMulti-function: with voltage, current, power, power factor and power measurements, as well ... computer display1. Voltage: 80 ~ 280 V2. Power: 1 ~ 3000 W; 3. Power: 0.0001 ~ 999.9 degrees;4. ... distance: "50 meters (open space);14. Power frequency withstand voltage: AC220V power source, the power / input / output between: ≥ AC2kV/min ...