L8star Fitness Tracker Heart Rate Activity Tracker with 1.3 inch IPS Color Screen Long Battery Life Smart Watch with…

Amazon.com Price: $24.99 (as of 19/10/2021 13:51 PST- Details)

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✅ 【Heart Rate & Sleep Monitoring】:Measuring your heart rate on every 1 / 2 / 6 / 12 hour automatically, and you can also set up manually tracking once you set it up in the app. Also support automatic sleep monitoring from 6:00pm to second day you get up, it records deep sleep, light sleep, stay up and awake states. Clearly acknowledge your physical fitness status at whole day / week / month.
✅ 【30 Days Long Battery Life】:Charge 2 hours, standby 30 days, normal use 15 days. A time full charge gives you 15 days normal use, 30 days working. I think it will greatly save your charging time and improve the efficiency of use.

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