Specification: Brand Bafang Model BBS01 B Item Electric Bicycle Modification Kits Voltage 36 V Power 250 W No-load Speed (Rpm)83/87 On-load Speed (Rpm)78/83 Max Torque (N.m)80 Motor Net Weight (kg)3.98 Total Net Weight (kg)5.37 Total Gloss Weight (kg)6.12 Pole Number (2P)16 Position Built-in Wheel Diamater (Inch) Optional Rated Voltage 36/48 Bottom Bracket Length 68 mm Suitable Bike Size 19- 26 Inch Structure Gear Drive Waterproof Grade IP 65 Efficiency 80% Working Temperature-20~45 Cd B Less than 55 Power Sensor Speed Sensor Magnet Number (Pulse/ Circle)1 Certification CE/EN 14764/ROHSCorrosion-proof grade (h)96 Gear reduction ratio 1:21.9 Axis Standard JISColor Black
Features: Intelligent DC motor system. Effective torque, continuation & power. Light & take up little space. Easy to assemble. Suits for mountain bike, folding bike, touring bike. Applicable to 90% bikes (19-26inch). Built-in controller. 5 Variable speed gear. With Vehiclespeedsensors, power brakes, trigger shifters. Package Included:1. Crank 2. Chain Wheel 3. Speed Sensor 4. Power Brakes 5. Trigger Shifters 6. Motor 7. C961 Gauge