... the inverter, it reduces its costs3.Output voltage AC:110v, 220v, 230v, 240v,360v (optional) 4.With charger built-in. The charger is ... %50hz±1%50hz±1%50hz±1%DC voltage12V24V48v48VO/P waveformpure sine wavepure sine wavepure sine wavePure sine waveTHD≤3%≤3%≤3%≤3%Transfer ... -circuit,over load,high-voltage,reverse polarity protection and low-voltage protection solar inverter with controller integrative