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Shimano SM-BTR1 Di2 External Battery

by Shimano
Original price $83.00 - Original price $83.00
Original price $83.00
$83.00 USD
$83.00 - $83.00
Current price $83.00 USD

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The ever dependable Dura-Ace Di2 external battery allows you to ride miles on end without ever having to worry about running out of juice. Tried and tested over the years by both consumers and professionals alike, the Shimano Dura-Ace Di2 external battery delivers on all fronts.

  • Extremely Reliable
  • Li-Ion 7.4V technology
  • High Performance
  • 1000 miles/1600 km average
  • Easy Mounting
  • Fits any road bike and has quick release for easy charging.