1, Power Inverter 2, Pure sine wave 3, With charger inside 4, Battery voltage: 12VDC 5,Output: 220Vac, 50Hz/60Hz Applications:Television, ... applications. Capacity availability range from 500VA to 5000VA, it can power most common electrical appliances in these fields ... 65 HzOutputVoltage220Vac ±1% for inverter; 220Vac ±8% for regulatorFrequency50/60 Hz ± 0.5Hz, subject to the mainWave formPure sinve ...