Two strokes 3.5 hp and 3.6 hp are controlled by the handle, which is operated by the clutch. There is no Neutral, only idle mode or low speed modeFeatures:. Standard CDI ignition system for easy starting and improved performance. Vertical mount engine design for increased power, performance and durability. Superior carbonation system with primer bulb for increased efficiency. Twist grip throttle handle and engine stop button for improved response. Superior outboard anti corrosion system and anodes for increased durability. Durable cast aluminum construction for superior corrosion protection. Through the prop exhaust outlet for decreased noise and pollutantBlack propeller or white propeller would be sent in randomShipping Weight: 21.4 pounds Short shaft ：40cm Stroke: 2-Stroke Engine(HP): 3.6HPIgnition Systerm: CDI systemCooling Systerm: Water CoolingNote:If you have any problems with the quality of the goods you can contact us, we can refund or replace as soon as possible.Please read the return policy below for details.We will do a good job of after-sales service to ensure that there is no problem with the goods you receive. About certification:We can only provide CE certification, there is no other certification can be provided,thanks for your understanding Note: Please install gear oil first before using the motor.Otherwise the motor will be damaged.Please contact us if you need videos.