Heart Rate Activity Fitness Tracker - Mini Kitty 608HR Bluetooth IP67 Waterproof Sports Wristband Sleep Monitor/Call Notification Reminder/Calorie Counter for Android IOS Smartphone(Black) ACCURATE TRACKINGIt can tracks your all-day activity with heart rate monitoring likes steps, distance, calories burned, floors climbed and active minutes, also has many helpful functions like sleep monitor, smart alarm clock, sedentary alert, finding phone, anti-lost alert. COMPACT DESIGNBuilt-in 0.66 inch OLED display screen, you can check anytime and clear to glance. It looks fashion and thin. Silicone watchband with adjustment holes, wear it comfortable and valuable. FAST CHARGINGIt adopts the USB charge port, so is convenient to charge your bracelet, no need data cable anymore. You can charge well anytime and anywhere just by plugging into USB port device. INTELLIGENT ALERTIt is convenient to obtain the call, SMS, and other information. You will not need to worry about missing any of them when you are taking exercise. There is also s sedentary alert function that can remind you be aware of long-time sitting. GUARANTEE QUALITYEvery Bracelet is backed by 1 year warranty. In order to track your fitness activity to get a healthier life, order one for your own soon.