original Garmin vivofit jr. 3, Fitness Tracker for Kids, Swim-Friendly, Up to 1-Year Battery Life,smart watch - AliExpress
Garmin Vivofit review: Long battery life in a fitness band, no charger needed - CNET
Amazon.com: Garmin vivofit jr. 3, Fitness Tracker for Kids, Includes Interactive App Experience, Swim-Friendly, Up To 1-year Battery Life, Lilac Floral : Sports & Outdoors
Garmin vívofit 4 activity tracker with 1+ year battery life and color