Applicable Models: Electric motor controller kit is suitable for electric scooter, motorcycle, electirc bike and bicycle, go karts, electric tricycle, etc. High Speed Motor: Powerful high speed motor kit, 350W, 12VDC permanent magnet generator, motor rated speed is 2700rpm, and the motor rated current 45A. Advantage: Electric high speed DC motor adopts aluminum alloy material, full copper coil, high strength, good heat dissipation, more. Package Contents: The package includes 1pc electric motor, 1pc controller, 2pcs handle grip, 1pc 146L 25H chain, 1pc 65 teeth 4 holes plate and 1pc fly wheel. High Performance: Professional manufacturing, high speed motor controller kit high performance, strong reliability, low noise operation, long service life. Item Type: Electric Motor Controller Kit Material: Aluminium Alloy Motor Model: MY1016 Motor Output Power: 350W Motor Rated Speed: 2700RPM Motor Rated Current: 28A Motor Gear: 11 Teeth Motor Controller Rated Power: 500W Number of Chain Links: 146 links 4 Hole Crankset Teeth: 65 Teeth Chain Specification: 25H Applicable Models: Electric Scooter, Motorcycle, Electirc bike and Bicycle, Go Karts, Electric Tricycle, Mid Drive Motor Kit, Complete Set, Engine System, Cycling Part, and More. 1 x Electric Motor. 1 x Throttle Grip. 1 x Throttle Grip with Wire. 1 x Fly Wheel. We will reply your message within 48 hours. If you do not receive our reply within 48 hours, pls. Post a message again because sometimes our message system may block some emails. If you are satisfied with our service, pls. Our aim is to provide Level Customer Service, your recognition will encourage us greatly and serve you better. We strive to keep all our customers satisfy. We will do our up most to exceed your expectations in customer service, communication and dispatching of your orders.