... start & fan cooling CE JSM-12-3000 12V Modified DC/AC Square Wave Inverter Features:1.Modified sine wave output (THD<3%)2 ... load: shut off outputOver voltage shut down: DC 15.5V or DC 30.5V or DC 61.2VOver thermal: Shut Off Output AutomaticallyFuses ... electrical: notebook computers, the Internet, GPS, camera, PDA, cell phone, mobile DVD, audio, battery charger, printers, monitors, game consoles, etc.2 ...