Parts & Accessories

- Di2 internal battery, fits all e-Tube Di2 groups - Capacity: 500 mAH (± 2000km) - Use with EW-WU101 or SC-MT800 interfaces/junction to gain BlueTooth Smart wireless connectivity for on-the-fly adjustments with smartphones and tablets - Requires SM-BCR2 charger

Shimano BT-R1A External Di2 Battery - All Di2 components on the bicycle require the same firmware version. Using Di2 components with different firmware versions may cause malfunctions - Use Di2 system checker to update component firmware - Di2 External Battery, battery charger, and power cable are universal between Dura-Ace 9070, 7970, Ultegra 6870, 6770 and Alfine Di2 systems - Battery weight: 71 grams

SHIMANO STEPS - Battery Charger - Plug Type A for USA, Canada For charging your SHIMANO STEPS battery without removing it from your e-bike, the EC-E8004-2 charger provides fast charge times and a small connector. It can also charge the battery directly with the use of an adapter. - Lightweight and portable battery charger - Same compact size and weight as EC-E6002 - Rapid charging - Quick charge from half to 80% in 1 hour - Charge from empty to 80% in 2.5 hours - Go from empty to fully charged in 4.5 hours - Equivalent or higher to waterproof grades 5 (IPX5)

The SC-M9050 is the older version of Shimano's information display. The current SC-MT800 and SC-M9051 displays are your go-to display if you're buying one now. On top of the functionality of the SC-M9050, these two units also add wireless (Bluetooth LE / ANT) connectivity.

SHIMANO - Di2 System Information Display - E-TUBE - D-Fly Wireless System The SHIMANO SC-M9051 serves as a display, charging port, and wireless communication connector for E-TUBE compatible Di2 systems. Identify system status at a glance Battery level/Gear position/Shift mode (synchronized or manual)/SUS position (Climb/Trail/Descend) SHIMANO SYNCHRONIZED SHIFT mode switch 3 modes available (S1/S2/Manual) Audible SHIMANO SYNCHRONIZED SHIFT notification tone *SC-M9051 is required for SYNCHRONIZED SHIFT Precision derailleur adjustment Easy access adjustment mode Numerical adjustment indicator Junction A function Battery charging port 3 E-TUBE ports wireless communication E-TUBE setting with smart phone/tablet