Hot Sell Smart Bluetooth Bracelet best fitness watches
PRODUCT DESCRIPTION:
This kind of fitness bracelet is designed to monitor and record your body index like heart rate, sleep quality and other body information as a fitness trackers. Just as the following:
1. 24h to record the heart rate, in aerobic exercise, maintain a conscience of the heart rate, much better help reduce fat and improve the function of heart and lung, it’s led bluetooth bracelet.
2. Sleep monitor, concerned with the with the quality of sleep. Bracelet know when you sleep ,and also know if you sleep well through the monitoring date.
3. APP Open dynamic blood oxygen heart rate , test dynamic blood oxygen heart rate per second,like fitness wristbands.
4. Real time synchronization and medical oxygen clamp test. precision can reach the medical level.
5. Silicone watchband, perfect movement.

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