... , Voltage, Hz, VA, hours, on off, watt KWH, CO2 kg,pls check the photo followed, you will understand more:Functions:1. AC voltage ... : 90~150V AC/60Hz or 160~280V AC/50Hz;2. Power : 1~3000W;3. Watt ... : 0~65A7.Power factor: 0~100%Parameters:1. Voltage: 90~150V AC, 60Hz ; 160~280V AC, 50Hz;2. Peak load: 15A3. Temperature: -30 ...