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Shimano SM-BTR2 Charger for Internal Di2 Battery w/Charging Cord
Description
- All Di2 components on the bicycle require the same firmware version
- Using Di2 components with different firmware versions may cause malfunctions
- For use with Alfine Di2, Dura-Ace 9070, R9100 and Ultegra 6870/6770 equipped bicycles
- SM-BCR2 Internal battery charger is specific to the SM-BTR2 and IBTDN1101 internal battery (BA9075)
- Includes USB (SM-USB1) power adaptor
- Plugs into SM-EW90 cockpit junction boxes or SC-S705 display unit
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