ROCKBROS Bike Computer Speedometer M1 GPS Bluetooth Waterproof ANT+ Odometer
✅Bluetooth 5.0 & ANT+ Connectivity. ✅IPX6 Waterproof Design. Sync your rides with the"XOSS" app (available on iOS and Android) toanalyse and share performance data effortlessly. ✅Smart App Sync. ✅Long Battery Life.