Characteristics: FORTOP OHV 4-Stroke Engine The efficient combustion assured by FORTOPs OHV 4-stroke engine technology delivers solid, dependable power while using nearly 30% less fuel than comparable side-valve engines. Large-Capacity Fuel Tanks Large fuel tank ensures hours of continuous running. Easy-to-Use,Reliable Starting Systems Automatic mechanical decompression and transistorized pointless ignition make recoil starting an easy pull away.Covenient electric starting is also available for selected models Alert FORTOP Oil Alert system guards against engine damage by stopping the engine automatically if the oil level drops too low-a simple way to avoid costly repairs. Efficient air cleaner system High-performance air-filter strycture device is suitable for vairous environment .In short, special new oil bath air-filter ideal for long-term works on any rough dusty worksite. Large-Capacity Mufflers Large-capacity mufflers minimize engine noise to make these generators ideal for use anywhere a quiet source of electrical power is needed. AC & DC Circuit Breakers Easy-to-use circuit breakers cut the power in event of elecrical overload while leaving the main power swith on.