... inverter, it reduces its costs3.Output voltage AC:110v, 220v, 230v, 240v,360v (optional) 4.With charger built-in. ... to work automaticallyTechnical specification: Modle300W500W1000W2000Wsolar controller controlling voltage14.5V29V58V58VController output current25A20A50A50AOutput inversion voltage220v±3%220v±3%220v±3%220v± ... polarity protection and low-voltage protection pure sine wave inverter 110V