Waterproof Smart Heart Rate Bracelet Watch Bluetooth Fitness Activity Tracker IPhone 8 Plus but do not use when

but do not use when you swim or bath

Support APP: Yes

Time to market: 2018

- Perfect protector for iPhone 7/8

Waterproof Smart Heart Rate Bracelet Watch Bluetooth Fitness Activity Tracker IPhone 8 Plus but do not use whenDescription In times of aerobic exercise, to maintain a good heart rate could better reduce fat and improve the heart lung capcacity. Wristband with a photoelectric heart rate sensor could monitor and hint the exercise heart rate to make you adjust the motion state scientifically and sonsume fat continuously and efficiently. Coordinated with the exercise App, the motion state at each moment could be managed scientifically. Features Color: Yellow.