About this item Powerful Engine It is a two-stroke 1.65-horsepower single-cylinder engine with a speed of up to 5500 rpm and 1.85kw power, allowing you to enjoy a faster riding speed, saving a lot of time and energy. Good Heat Dissipation There are many heat dissipation holes on the cylinder and head, which can quickly dissipate heat and prevent the engine from burning out after prolonged use. Easy to Start You just need to pedal the bike to get the engine started with great ease. This product adopts a non-contact electronic ignition(CDI ignition system), which is easy to start. Energy Efficiency With an 80cc displacement engine, it has a low fuel consumption of 0.53gal/62mile, which is very energy-efficient and money-saving. Large F-u-el Tank Equipped with the 0.53gal external drop-shaped fuel tank, it can run for about 2 hours when you fill it up with oil and fuel, supporting long-distance riding and making it easier to use outdoors.