Shimano Di2 External Battery SM-BTR1

Description

Optional battery mount adapter is available if standard mount is not compatible. 4V Li-Ion battery that is both compact and reliable, taking shifting effort away from you. Reliable and secure water resistant terminals. 4V Li-Ion battery that is both compact and reliable, taking shifting effort away from you. The use of a single small and discreet battery is light weight, efficient and creates a robust and reliable system. The use of a single small and discreet battery is light weight, efficient and creates a robust and reliable system. 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). Battery weight is 68 grams. Easily removable for charging. Shimano Dura-Ace: SM-BTR1 7970 Dura-Ace Di2 battery - The power house of Dura-Ace Di2 is a long-life 7. Excellent sealing and reliability have been proven through repeated field tests in various riding conditions, including extreme temperatures, rain, mud, and cobble stone roads. One charge can give between 1000 and 2000 kilometre range depending on conditions and front mech operation (as this is the main power drain). sealing and reliability have been proven through repeated field tests in various riding conditions, including extreme temperatures, rain, mud, and cobble stone roads. 500 times rechargeable life.

Key Features

• The use of a single small and discreet battery is light weight, efficient and creates a robust and reliable system.
• 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).
• sealing and reliability have been proven through repeated field tests in various riding conditions, including extreme temperatures, rain, mud, and cobble stone roads.
• Shimano Dura-Ace: SM-BTR1 7970 Dura-Ace Di2 battery - The power house of Dura-Ace Di2 is a long-life 7.
• 4V Li-Ion battery that is both compact and reliable, taking shifting effort away from you.
• One charge can give between 1000 and 2000 kilometre range depending on conditions and front mech operation (as this is the main power drain).