The shifter batteries will last two years under normal use (estimated at 15 riding hours per week).
How long do the eTap® 2x11 shifter batteries last?
Related articles
- 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?
- Are the eTap® shifter batteries rechargeable?
- Do I have to remove the eTap® derailleur batteries to charge them?
- How long do eTap AXS shifter batteries last?