Garmin Vivofit Jr
DescriptionGarmin’s first fitness gadget for kids is pretty much a re-imagined version of its Vivofit 3 tracker for adults. This popular device is durable, swim friendly and features a one+ year battery life for 24/7 wearability.
Tech specs 
Age range4+
SizeCircumference: 136 mm
Bands: Regular size accommodates wrists up to 145 mm; X-large fits wrists 146-170 mm. vívofit 3 bands are compatible.
MaterialSilicone and plastic
BatteryOne replaceable CR1632 coin cell, lasts up to 1 yr.
Water resistance5 ATM (up to 50 metres)
Display64 x 64 pixels, 10 mm x 10 mm
OtherComes in Broken Lava, Digi Camo, Real Flower colors.
Activity trackingSteps, sleep, activity (recommended 60 minutes play activity, chores, tasks)
Smartwatch functions
Safety functions
Other- Parents can assign tasks and chores
- Free parent-controlled app includes fun and educational mobile adventures for kids and chore/behavior management for parents
- Kids can earn coins to redeem for agreed-upon rewards managed by parents
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