This ETQ portable generator provides performance, power and ETQs Sine Power™ sine wave alternator that provides THD below 5%. * 4000 surge watts; 3250 rated watts * 7 HP OHV, 4-stroke engine * Two 120V, 20 Amp GFCI outlets; one 120V L5-30R 30 Amp twistlock outlet; one 120/240V L14-20R 20 Amp twistlock outlet, TT30 RV adapter plug included * Efficient unit with 3.8 gallon fuel tank will run up to 13 hours @ 50% load * Easy recoil start * Quiet 65dB rating @ 23 feet * EPA approved * Includes wheel kit