vívofit jr. 3 Owners Manual - Replacing the Battery
vívofit Owner's Manual - Replacing the vívofit Device Batteries
CELEWELL CR1632 Battery Lithium 3v for Garmin Vivofit Jr Key Fob Replacement (Pack of 5) : Amazon.ae: Electronics
Amazon.com: Garmin vivofit jr. 3, Fitness Tracker for Kids, Includes Interactive App Experience, Swim-Friendly, Up To 1-year Battery Life, Blue Stars : Sports & Outdoors
Garmin Vivofit 4 – 12 months battery life (review)
Amazon.com: Garmin vivofit jr. 3, Fitness Tracker for Kids, Includes Interactive App Experience, Swim-Friendly, Up To 1-year Battery Life, Digi Camo (Renewed) : Sports & Outdoors
Replacing the batteries in a Garmin Vivofit 4 - YouTube