Metal Heart Rate 0.91 Inch Oled Screen Bluetooth 4.0 Smart Rubber Bracelets

With the help of our team of experts, our company known as a leading Manufacturer of Heart Rate 0.91 inch OLED Screen Bluetooth 4.0 Smart Rubber Bracelets in Dongguan, Guangdong, China.
Compatible with Android 4.3 and later, IOS(iphone4/4s/5/5s/6plus), Bluetooth 4.0 device.(ps: the coming call and message remind will not be supported by IOS at present)
All in One machine: can be regarded as heart rate, pedometer, miles, sport time, calorie burned, sleeping monitor, incoming call remind, drink remind, long sit down remind, healthy index, anti-lost or remote camera.
Best Gift for Friends(Family): It looks like a private health coaches around the clock to help you finish the health goals as we made in the past time and form a good habits in the daily life.
Easy to use: you only need to set your goals, and then pair with your phone. The data will be synchronized in 1s. You can click on the software to view the process at any time. There is no need for the buttons and cables.
The actual waterproof rating is IP54, can't be soaked in water for a long time, For example, Swimming.