PAS SENSOR: Speed sensor. Weight: 4.8 kg. Gear sensor Function:Yes. Reduction Ratio: 1:21.9. ? Motor Kits Packing List. 1 48V750W Mid Drive Motor. Pls leave a note if you want brake sensors. Pls leave us message if you want other size. 1 to 4 Cable. ? Powerful Performance: The Bafang Mid Drive Motor delivers impressive power and torque, making it perfect for tackling steep hills and challenging terrains with ease. It provides an exhilarating riding experience and allows for efficient energy usage. ? Versatile Compatibility: This motor is designed to be compatible with a wide range of bicycle types and sizes. Whether you have a mountain bike, city commuter, or cargo bike, the Bafang Mid Drive Motor can be easily installed and integrated into your existing bike setup. ? Smooth and Natural Pedaling: The Bafang Mid Drive Motor offers a natural pedaling experience. Its intelligent torque sensor system detects your pedaling power and seamlessly amplifies it, providing a smooth and responsive ride. You’ll feel like you have a strong tailwind pushing you forward. ? Customizable Settings: With the Bafang Mid Drive Motor, you have the flexibility to adjust and customize various settings to match your riding preferences. From power levels to pedal assist modes, you can fine-tune the motor’s performance to suit your needs and desired riding style. ? High-Quality Construction: The Bafang Mid Drive Motor is built with durability and reliability in mind. It features robust construction, ensuring it can withstand the demands of daily commuting or adventurous off-road adventures. Rest assured, this motor will provide you with long-lasting performance and enjoyable rides for many miles to come. Should you have any more questions or need further assistance, feel free to ask. What is the max voltage this motor can handle? The motor can only be powered by an 48V battery. What does the size of bottom brackets fit for this motor? Mm bottom bracket? What is the Generations of this motor? It is the newest BAFANG version BBS02B! With the connector of gear sensor and front light.