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Shimano Alfine S705 Di2 E-Tube Display Unit and Cockpit Junction Box

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The Di2 System Information Display Unit serves as a display, charging port, and wireless communication connector for E-TUBE compatible DI2 systems.
Handlebar Mount
E-TUBE settings can be managed with smart phone/tablet
D-Fly compatible
ANT+ and Bluetooth LE Technology
Compatible with Shimano charger SM-BCR2