... CE JSM-12-3000 12VDC 3000W Off Grid Dc To Ac PV Converter Features:1.Modified sine wave output (THD<3%)2 ... computers, the Internet, GPS, camera, PDA, cell phone, mobile DVD, audio, battery charger, printers, monitors, game consoles, etc.2.Field operations ... :Waveform figure: JSM-12-3000 12VDC 3000W Off Grid Dc To Ac PV Converter