... has 500W,800W,1000W,1500W,2000W.suitable for field ..... AC-DC solar power supply system is a green energy-saving ... 800W, 1000W, 1500W, 2000W. The main technical indicators of AC-DC solar power supply system:solar cells: 21V/80W-260Wbattery capacity ... : 12V/240Ah-480Ah,output voltage: AC 220V±10V, DC 12V±2Vcontinuous output power: 500W-2000Wmaximum efficiency: 90%, ...