*Never out of the box* REMOTE CONTROL START 3500 watts Rated, 4000 watts Maximum Output. Outlets: 1- 120V DUPLEX Outlet (5-20R), 1 - 120V Twistlock (L5-30R), 1 - RV Receptacle (TT-30R) Electric Remote Control Start (battery included), powered by Champion 196cc OHV Engine with Cast Iron Sleeve. (CARB - California approved) Runs for 12 hours on full tank of gas at 50% load. Engine oil included. Weighs 140-pounds Dimension: 28.5-inch (L) x 21.1-inch (W) x 20.7-inch (H)