72V 3000W Brushless Motor: Aluminum body, copper coil, heat resistance, natural air cooling, low noise. Safety Tips: After all the accessories that need to be connected are connected, finally connect the power supply and turn on the power. Motor Parameters: Voltage 72V, maximum power 3000W, rated speed 6500rpm/min, with T8F 11 tooth sprocket. Durable Material: Electric brushless DC motor is made of aluminum and copper, which is durable and has a long service life. Applicable Models: Suitable for DIY karts, scooters, electric bicycles, ATVs, motor bicycles, mopeds, electric off road vehicles, tricycles, DIY engine systems. Item Type: Motor Controller Kit Color: As Pictures Shown Material: Aluminum + Copper Weight: Approx. 6950g/245.2oz Motor Parameters: Rated Power: 3000W Rated Speed: 6500RPM Controller Box Size: Approx. 25x12x6.3cm/9.8×4.7×2.5in. After all the accessories that need to be connected are connected, finally connect the power supply and turn on the power. 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.