Warm tip:No need the usb charger cable,Support Android 4.4 and above, iOS 7.1 and above only for smartphone24-hour real-time continuous heart rate can give you tips for exercise0.96 big OLED Screen with 4 customized clock faces. Comfortable, fashionable, adjustable anti-lost strap for any ageIP67 Life-level waterproof can protect the wristband in the daily usage.14 sports modes for specific activity can meet your needs the whole day
