Xantrex 813-0400-01 Xpower 400 Digital Inverter 320 watts continuous power with 640 watts surge DC terminals for a lighter socket or direct battery connection Automatic shutdown protection against overload, over temperature and low/high battery conditions Runs cell phone, camcorder, stereo, laptop computer, 20 inch TV/VCR combo, 27 inch TV Two, three-prong grounded AC outlets