Shimano Built-in BT-DN320 battery for XTR of Wireless XTR gearbox

The Shimano Built-in BT-DN320 battery represents a significant step forward in the Di2 technology, eliminating the need for central diet and bulky wiring. With a capacity of 305 mAh and a nominal voltage of 7.6 V, this lithium-ion battery integrates directly into the Shimano XTR DE2 RD-M9250 rear derailler, guaranteeing constant and reliable diet.

The compact and waterproof design (29 x 22 x 18 mm, 23 g) makes it invisible and protected by infiltrations, but at the same time easily removable for charging. This solution improves L'Aesthetics of the bike and simplify L'Installation, offering high -level performance for demanding cyclists.