Shimano Wireless Unit E-Tube Ultegra R8050 Series

Unlock the full potential of your Di2 system with the SHIMANO EW-WU111 Wireless Unit. This essential upgrade for the Ultegra R8050 series bridges your drivetrain to your digital world. View real-time gear selection and battery life on your ANT+ cycling computer for ultimate confidence on the road. Connect via Bluetooth® to the E-TUBE PROJECT app on your smartphone to wirelessly customize shift settings, update firmware, and personalize your ride experience. Powered by the main Di2 battery, this compact unit offers a clean, set-and-forget integration