Wearable devices top smart bracelet for exercise and health. Sports management (Pedometer): Tracking steps (including walk and run) speed time and distance; Calculating Calories and fat burned. Sleep Monitoring: Monitoring sleep quality and performance; Recording the length of sleep time and the depth of sleep. Smart Vibrating Clock: Wake you up at appropriate time in sleep cycle and make you feel energetic. Bluetooth: The samrt bracelet can be connected to the Healthy bracelet APP and can see the ennergy consumption and sleeping status synchronously.