Junlucki 36V 250W Electric Bike Conversion Kit - DIY E-Bike Motor Controller & Hub Motor Set for 22-28 Inch Bicycles | Perfect for Commuting, Mountain Biking & Eco-Friendly Transportation

Specification: Item Type: Bicycle Motor Controller Kit Material: Aluminum Alloy + Metal Color: As Pictures Shown Weight: Approx. 4645g/163.8oz Quantity: 1 Set Engine Parameter: Rated Voltage: 36V Rated Power: 250W Flying Wheel Teeth: 16 Teeth Rated Speed: 330rpm Reduction Ratio: 9.78 Controller Style: Brush Controller Parameters: Rated Voltage: DC36V Rated Power: 250W Undervoltage: 20±0.5V Current: 21±1A Diversion: 1-4 V Product Size: 8.5x 6.8cm/3.3x2.7in Suitable For: 22‑28 inches/56‑72cm Ordinary Bicycle This product is not suitable for bicycles with roller coaster brakes. This product is suitable for bicycles with hub diameter less than 36 mm/1.4in. Package List: 1 x Controller 1 x Motor 1 x Bracket 2 x Throttle Grip 2 x Brake Cable 1 x Chain 2 x Key 1 x Flywheel 3 Bag x Accessories Combination Note: 1. Manual measurement, please allow 1‑2cm error, thank you! 2. The picture may not reflect the actual color of the project due to the differences between different displays. 3. This product does not contain batteries or chargers. 4. This is our electric universal bicycle kit, this kit mounts the sprocket on the spokes, so it fits most bicycle wheels. 5. The motor uses a flywheel, so when the wheel rotates, the motor does not rotatelike a normal bicycle, which can reduce drag.6. Please note that the new type and old type of this product will be sent randomly,and make sure you will not mind before ordering.