Shimano Di2 External Battery SM-BTR1

Description

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. 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 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. Optional battery mount adapter is available if standard mount is not compatible. Reliable and secure water resistant terminals. Easily removable for charging. Battery weight is 68 grams. The use of a single small and discreet battery is light weight, efficient and creates a robust and reliable system. Easily removable for charging. sealing and reliability have been proven through repeated field tests in various riding conditions, including extreme temperatures, rain, mud, and cobble stone roads. Reliable and secure water resistant terminals. Battery weight is 68 grams. 500 times rechargeable life.

Key Features

• 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).
• Shimano Dura-Ace: SM-BTR1 7970 Dura-Ace Di2 battery - The power house of Dura-Ace Di2 is a long-life 7.
• The use of a single small and discreet battery is light weight, efficient and creates a robust and reliable system.
• 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).
• sealing and reliability have been proven through repeated field tests in various riding conditions, including extreme temperatures, rain, mud, and cobble stone roads.