Lifan Energy Storm ESI 2000i 2000 Watt 125cc 4-Stroke OHV Gas Powered Portable Inverter Generator 2000 Watts maximum AC output/2000 Watts rated AC output 125cc 4-stroke OHV gas powered engine Power sensitive electronic equipment, Safe Clean Power with 2% total harmonic distortion; ultra quiet - 60 decibels at 23 feet 0.92 gallon fuel tank runs 7 hours at 50% load; auto throttle feature - power on demand Receptacles 2 each- 120V 20amp AC