Gently used Fitbit Ace3 activity-tracker for kids. *Kids spend less time charging and more time moving with up to 8 days of battery (varies with use and other factors) *Animated clock faces grow and develop as kids move more throughout the day *All-day activity tracking shows how healthy habits add up to a healthier life *Help kids form healthy sleep habits with sleep tracking, bedtime reminders and silent alarms *Bring on the pool party cannonballs or lunchtime spills​(Fitbit ​Ace 3 is water resistant to 50 meters) *Kids earn virtual badges and fun on-screen celebrations when they reach their goals *A family account lets parents manage kid’s Ace 3 and their own watch or tracker from one easy place.