Garmin Fenix 3 and 3 HR Battery

This Garmin Fenix 3 and 3 HR replacement battery is what you need to bring your dead smartwatch back to life!

Battery degradation is an inevitable part of your smartwatch's lifespan — extend it with this replacement battery. If your smartwatch won’t turn on, won’t hold a charge, or you simply experience poor battery life, this replacement battery may be what you need to fix it.