Feature: 1. Preserve Battery: Prolong the battery life, improve the cruising range of the whole vehicle, and avoid the damage to the battery caused by high current discharge. 2. Intelligent Discrimination: This pedal assist sensor can intelligently discriminate the speed according to the rotation speed of the foot crutches, assist the riding process, and make it lighter and more power saving. 3. High Sensitivity: This electric bike pulse boost sensor adopts 12 magnetic signal output, which has higher sensitivity and quick response. 4. Retrofit Accessories: This power sensor can be used as a retrofit accessory for the electric bike conversion system, and can be replaced in time when the original part is damaged. 5. Rugged and Durable: This bike conversion system auxiliary sensor is made of premium ABS material, which is and durable. Specification: Item Type: Electric Bike Pedal Assist Sensor Material: ABS Gross Weight: 45g / 1.6oz Package List: 1 x Electric Bike Pulse Boost Sensor