This is a generator with external, closed-frame plastic construction. Its rated wattage is 4500 watts and the peak power is 3,500 watts. It is based on a 4-stroke OHV 212cc engine with a variable speed. This allows the generator to run for longer periods of time at a lower noise level. The fuel tank capacity is 2.3 gallons and it has a run time of 14 hours at 25% load. The generator can be started electrically, with a recoil, or wirelessly with a remote. The noise level is 61 dB(A). The Champion Power Equipment 200987 comes with a 3-year limited warranty.