Home / BT-DN300 Built-In DI2 Battery - For Dura-Ace 9250 and Ultegra R8150 Systems

BT-DN300 Built-In DI2 Battery - For Dura-Ace 9250 and Ultegra R8150 Systems

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    Shimano Di2 Batteries. Must purchase battery, charger, and power cable to complete the system.

    • 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 from http://e-tubeproject.shimano.com/
    • Compatible with thinner, next generation electric SD300 wires and R9250 and R8150 series systems
    • Features three SD300 wire ports
    • Shared fixing method with BT-DN110
    • Built-in type
    • U.S. spec
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