Star.21 is a Fitness Tracker that helps you kickstart your healthy lifestyle and cultivate long lasting healthy habits through a unique gaming experience. Based on the 21 days habit formations concept, completing a guided list of milestones, we are able to turn tasks into habits that will become second nature. Star.21 is designed to deliver a positive impact to users, by helping them cultivate fitness habits that are long lasting. Based on the '21 Days Habit Formation' concept, the Lifebalanz App attempts to guide users through the first 21 days with progressive milestones. By achieving these milestones, healthy habits are hardwired into the user's behavior. The human brain is capable of rewiring itself in 21 days to establish new neural pathways through repetitive actions, hence long lasting habits can be formed. OAXIS Star.21 Fitness Band, 50mAh, BT 4.0, Multi-color, english laguange. It helps you to form good habits. It can track steps, distance, calories burned and active minutes. Based on that, you can set a plan for yourself, achieving each goal everyday. Its power consumption is very low, and battery life up to 10 days. It weigh 18g only, which is no burden for your wrist at all. Star.21 is your perfect assistant to a healthy life.