This is the specification of the inverter 12 VDC to 220 VAC 300 Watt
KV 12VDC to 220 VAC 300 Watt With Charger Battery
Voltage in : 12VDC
Voltage Out : 220VAC
Continuous power : 300Watt
Power peak : 600Watt
Output frequency : 50Hz
Output waveform : Modified sine wave
Charger current : 5 Ah
No load current draw : 0,4 A
Efficiency : 90%
Fuse : 30A
Dimention : 150 X 105 X 45mm