
Shimano BT-DN320 Di2 Battery (7.6 V, 2.32 Wh)
BT-DN320 is Shimano’s compact, internal Di2 battery for wireless shifting – light, durable, and easy to charge.

Shimano EC-DN100 is a sleek and compact charger made to recharge the Di2 BT-DN320 battery quickly and safely.
The Shimano EC-DN100 is a compact and easy-to-use charger designed to power the BT-DN320 battery for Shimano's wireless Di2 rear derailleurs. It provides fast and safe charging in a modern, portable format.
This is the new charging standard for Di2 systems and is compatible exclusively with the latest generation of Di2 batteries, including the BT-DN320.
Compatibility:
BT-DN320 battery