Shimano Di2 Wireless Rear Derailleur Battery BT-DN320

The power house of Shimano wireless Di2 is a long-life 310mAh 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 and mud

The use of a small and discreet integrated battery is light weight, efficient and creates a robust and reliable system

One charge gives a 340 kilometre range depending on conditions thanks to its power-saving battery management system

Charging is done via EC-DN100 charger

Product Type: Batteries

Discipline: MTB

Colour: Black

Size: One size

Di2: Yes