【IP67 Waterproof Smart Sports Watch】It is fully sealed by high-quality waterproof material, and you can leave it on when you are swimming in the pool or ocean. And you need not take off the watch when taking a cold shower, not a hot shower.
【Fitness Tracker with Heart Rate】The correct way to use the function of Heart Rate is: click to heart rate menu, 3 second touch the key, the heart rate inductor's green light on the back of the band is on, then it begin to track dynamic heart rate; Close the back of the band, the inductor to the muscle; Pls note that it takes about 30 seconds to show your heart rate data, this is a special design.(NOT for medical use)
【Considerate Sleep Quality Monitor】 Automatically recognizes your sleeping status: sleep degree, light sleep time, deep sleep time and awake hours. Considerately tracking your sleeping quality, effective to build up the better rest at night.
【Fashion & Convenience USB Charging】 OLED Sensitive Touch Screen, advanced power saving Bluetooth 4.0 version,thermoplastic urethane material .Itself with a usb charger stick, can be removed off from wrist band and charger directly on computer, laptop, notebook, power band, or charge with AC .With 10-15 days standby time and 4 days working time after full charged.