Specification Materials: Aluminum, Iron, Copper, Magnetic Steel Process: Baking Paint Color: Silver, Black Style: Modern Assembly Required: Yes Installation Posituon: Applicable Wheel Size: 20 Inches Motor Type: Brushless Toothless Motor Hand Brake Type: Disc Brake/V-Type Brake Voltage: 36 V Power: 250W Empty Speed: 43km/26.72mile/h Load Speed: 35-38km/21.75-23.61mile/h Gear Adjustment: 3 Gears Assist: 5 Magnetic Point Assist Sensor, Pedal Assist Sensor Brake Lever: Power Cut-off Brake Lever Throttle: Thumb Throttle Display: SW-810 LED Display Package Included 1 Motor Front Wheel 1 Controller 1 Power-off Brake Lever 1 LED Display 1 Thumb Throttle 1 Power Sensor 1 Controller Bag 1 English Manual 17 Speed Flywheel. 20 In Electric Bicycle Bike Conversion Kits E-bike Brush Motor Front Wheel 1000w. It is suitable for a 20-inch bike. It can be mounted as a power unit on the front wheel of the types of two-wheeled, mountain, beach, and off-road bikes. It is suitable for cyclists who like challenges, DIY modification of beach, and off-road bikes. Aluminum, Iron, Copper, Magnetic Steel. Applicable Wheel Size: 20 Inches. Hand Brake Type: Disc Brake/V-Type Brake. Load Speed: 35-38km/21.75-23.61mile/h. Assist: 5 Magnetic Point Assist Sensor. Brake Lever: Power Cut-off Brake Lever. Display: SW-810 LED Display. Wire for Outgoing Motor, Common Wiring for Other. Front Fork Open Size: About 100mm/ 3.94 in. Brake Line Length: 1.8m/. Motor Width: 10 cm/. Gross Weight: 6.05 kg/. Net Weight: 5.75 kg/. 1 Power-off Brake Lever. Other Accessories for Assembly. Please note that this product is only suitable for two-wheeled bicycles, not for three-wheeled or multi-wheeled bicycles. This package does not include batteries, chargers, or tires. Please bring your own DC36V lead-acid or lithium battery, appropriate charger, and 20-inch tires. Please note that the size of the amperage determines the storage capacity of the battery, which in turn determines how long the battery will last. The battery (not included) interface must match the interface of our controller. Please note that while connecting the controller to the wires, please make sure that you connect the right colors to the controller. Otherwise, the controller may be broken. When installing, make sure that the wiring is not reversed. Otherwise, it may damage the product. This product is not. Please do not ride in the rain. Please allow the slight color difference caused by the shooting light and 1-3cm error due to manual measurement, and make sure you do not mind before ordering. France, Germany, spain, Italy. Feedback is very important to us. It is impossible to address issues if we do not know about them! Please keep the original box or packaging within 15days since item received. Your satisfaction is our ultimate goal. We work hard to earn your trust and future business. A If you receive a defective item, you may return it or ask for a discount. Due to time zones, our reply to your questions may not be immediately. If it’s non-workdays, please kindly be patient and wait till Monday.