L8star Fitness Tracker, Continuous Heart Rate Monitor IP67 Waterproof Smart Activity Tracker with 6 Sports Mode,Sleep…

Amazon.com Price: $9,99 (as of 28/11/2021 14:13 PST- Details)

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🏊【Waterproof Fitness Tracker】: L8star smart wrist band have Continuous heart rate monitor, Pedometer, Calories, Distance, Sleep quality measurement, Call reminder, alarm clock, Message calls notifications, Sedentary reminder, Remote camera control, Anti-lost, Find the phone/bracelet, Sedentary reminder, IP67 level water resistant, no worry about hands washing, splashing, sweating, rainy. However, it should not be used for diving and shower, Remember! use it at normal temperature and pressure.
❤️【Heart Rate & Sleep Monitor】:Measuring your heart rate on every 1 / 2/ 6 /12 hour automatically once you set up it in the app. You can also set up real-time heart rate tracking or manually tracking. Or you switch watch to heart rate interface, it will also automatically monitor your heart rate within 30 seconds (Measurement results are for reference only, not for medical use).