Yes. Additionally, shifters use one CR2032 coin type battery each.
Are the front and rear derailleur batteries interchangeable?
Related articles
- What happens when an eTap® 2x11 battery is low? Will the shifts slow down? Will the shifter work intermittently?
- Will the parts stay “on” when the bike is on my car rack?
- How do I know when to charge the eTap® 2x11 derailleur or replace the shifter batteries?
- How far can I ride on a fully charged derailleur eTap® 2x11 battery?
- How long does it take to remove 2x11 eTap® shifter batteries?