Supports 349,406,451 mmand other popular wheel diameters, ensuringcompatibilitywith a wider range of wheelset sizes

BLE 6.0 Connectivity, Enhanced Interference ResistanceMore Stable Connection, Faster Response, Longer Battery Life

Light-Touch Buttons for Effortless Shifting,with a 600mAh Battery Delivering Up to Two Years of Use

IPX7HARDCORE WATERPROOFRELIABLE IN ALL WEATHER CONDITIONS