Shimano SM-BTR2 Di2 Internal Battery

£99.99

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  • The power house of Shimano Di2 is a long-life 7.4V Li-Ion battery that is both compact and reliable, taking shifting effort away from you
  • Excellent sealing and reliability have been proven through repeated field tests in various riding conditions, including extreme temperatures, rain, mud, and cobble stone roads
  • Using a hard wired battery system which is both light weight and accurate compared to current wireless technology (as a wireless system would require 4 batteries: one for the RD, one for the FD, and one for each shift lever)
  • The use of a single small and discreet internal battery is light weight, efficient and creates a robust and reliable system
  • One charge can give between 1000 and 2000 kilometre range depending on conditions and front mech operation (as this is the main power drain)
  • 500 times rechargeable life
  • Battery is to be mounted with seatpost or frame manufactures hardware normally inside the seatpost or seat tube
  • Reliable and secure water resistant E-tube terminals connection
  • Charging is done via SM-EW90 junction A
  • Battery weight is 50 grams