This ETQ portable generator uses a fuel-efficient propane engine that consumes only 1.5 lbs./hr. propane @ 50% load. * 3500 surge watts; 3000 running watts * 7 HP OHV, 4-stroke propane engine * Two 120V, 20 Amp GFCI outlets; one 120V L5-30R 30 Amp twistlock outlet; TT30 RV adapter plug included * Provides cleaner exhaust than gasoline * Operates at a quiet 65dB @ 23 feet * Easy recoil start * EPA approved