it can output 12V DC and 220V AC at the same time, and the output ... 500W,800W,1000W,1500W,2000W.suitable for field ..... AC-DC solar power supply system is a green energy ... remote mountain areas. it can output 12V DC and 220V AC at the same time, and the output power ... 21V/80W-260Wbattery capacity: 12V/240Ah-480Ah,output voltage: AC 220V±10V, DC 12V±2Vcontinuous output power: 500W-2000Wmaximum efficiency ...