The Champion Power Equipment 201054 4500-Watt Open Frame Inverter Generator with CO Shield is 1 of the most advanced products on the market. Starting and stopping your generator from up to 80 ft. away with the wireless remote key fob is a snap. Champion's recoil start features Cold Start Technology with a reliable 224 cc Champion engine that produces 4500 starting-Watt, 3650 running-Watt, and runs for 17-hours at 25% load when the 2.9 Gal. fuel tank is full. with a 0.6 Qt. oil capacity (recommended 10-Watt 30 and funnel included) and a low oil shut-off sensor. The covered outlets in this RV Ready inverter include a 120-Volt 30 Amp RV (TT-30R), 2 120-Volt 20 Amp household outlets (5-20R) and a 12-Volt DC automotive-style outlet with a dual USB adapter. CO Shield technology monitors the accumulation of carbon monoxide (CO), a poisonous gas produced by engine exhaust when the generator is running. If CO Shield detects unsafe elevated levels of CO gas, it automatically shuts off the engine. CO Shield is not a substitute for an indoor carbon monoxide alarm or for safe operation. DO NOT allow engine exhaust fumes to enter a confined area through windows, doors, vents or other openings. Generators must ALWAYS be used outdoors, far away from occupied buildings with engine exhaust pointed away from people and buildings. Meets the requirements of ANSI/PGMA G300-2018.