Amazon offers Garmin vívofit jr 2, Kids Fitness/Activity Tracker, 1-year Battery Life, Stretchy Band, Star Wars BB-8 for $49.95,Free shipping。The Force is all around when the BB-8 themed vivo fit yr. 2 is on your kid?s wrist. This swim-friendly activity tracker is tough enough to make it through playtime, and with 1+ year battery life, there?s no stopping the action to recharge. Parents manage chores and rewards from the parent-controlled mobile app, while kids get to experience app adventures that feature Star Wars characters such as BB-8.