Description This electric bicycle sensor is designed to enhance your cycling experience by providing accurate speed and cadence measurements. The pedal assist sensor magnet ensures smooth and efficient power delivering, ideal for mountain biking and other cycling activities. Features -Color:Black -Material:Alloy, plastic -Size:47.00X5.00X4.00cm/18.47X1.97X1.57in -Magnetic sensing technology: experience precise speed measurement with advanced magnetic sensing technology, enhancing your cycling experience -Practical design: pedal assist sensor ensures stable performance even in harsh weather conditions, nice for all outdoor adventures -Pedal assist function:pedal assist sensor reduces physical exertion effectively, making long distance rides more comfortable and enjoyable -Quick installation: bike sensor iseasy to install and remove, compatible with various bike models to meet different mountain bike modification needs -High sensitivity sensor: provides quick response, improving cycling efficiency and enjoymentPackage list: 1 x set of Pedal Assist Sensor