Item Type: Power Assist Sensor Material: ABS Color: As Pictures Shown Weight: Approx. 38g / 1.3oz1More Sensitive Induction: 12 channel signal output, higher sensitivity. Power assist affects speed and can automatically recognize pedal forward and backward. 2Professional Manufacture: The electric bike pedal assist sensor is professionally manufactured, with stable performance and high reliability. 3Novel design: The structure of dual Hall sensor elements and the integrated design of the integrated disc are unique, novel and beautiful. 4ABS Material: The electric bike pedal assist sensor is made of ABS material, which is strong, stable, durable and has a long servce life. 5Replacement Part: Electric bike power pedal assist sensor is easy to install and disassemble, you can replace the old or damaged parts to obtain higher strength. 1 x Power&nbspAssist&nbspSensor