Samlex SAM SERIES DC-AC 3000 WATT MODIFIED SINE WAVE INVERTER. Compact design. Load controlled cooling fan. Low battery input alarm. Universal protection circuit: thermal, battery, overload, short circuit, earth fault. Soft start technology. Cool surface technology. Low interference technology. 12 VDC input, 115 VAC output. 16.5 inch Length x 8.0 inch width x 3.3 inch height Three AC receptacles. 2 year warranty.