Your kiddos can find their power with the Iron Man vívofit® jr. 3 fitness tracker for kids. Featuring a colorful display and Iron Man design with Avengers-inspired screen options, this kid-tough, swim-friendly fitness tracker has a parent-replaceable battery that gets up to 1 year of battery life. With it, kids can uncover Marvel Avengers app adventures throughout the Infinity Saga and mini games by completing 60 minutes of daily activity. Parents can use the app on their compatible smartphone to monitor estimated steps, sleep and active minutes, manage and assign chores, set timers and even give rewards to positively reinforce good behavior. Motivate kids to keep moving with new timed activities. Motivate kids to keep moving with new timed activities that track estimated steps and distance. And for a little peace of mind, quickly see your child’s emergency contact phone number right on vívofit jr. 3.