9 Best
Sleep Tracking Devices
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![Fitbit [International Version] Charge 4 Advanced Fitness Tracker with GPS, Heart Rate, Sleep](/assets/best_reviews/lazy_load/lazy_loader.svg)
Product Highlights- With active zone minutes, feel a buzz when you reach your target heart rate zones during exercise, and celebrate when you earn extra minutes outside of exercise
- Use 24/7 heart rate to track resting heart rate & better measure calorie burn. syncing to mobile devices requires bluetooth le and internet connection. syncs with mac os x 12.2 and up, iphone 5s and later, ipad 5 gen. and later, android 7.0 and later
- Use built-in gps to see your pace and distance on screen during outdoor runs, rides, hikes and more and see a workout intensity map in the app that shows your heart rate changes along your route
- Get a 90-day free trial of the fitbit premium to help you stay active, sleep well and manage stress. unlock it all in the fitbit app. (valid payment method required. cancel before free trial ends to avoid subscription fees. offer valid for new premium users only).operating temperature: -20 to 60 c
- See your spo2 nightly average and range on wrist, and view trends over the past week in the fitbit app (spo2 is not available in all markets. the spo2 feature is not intended to diagnose or treat any medical condition or for any other medical purpose).track your skin temperature each night to see how it varies from your personal baseline (not available in all markets. o...
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Product Highlights
- Features sleepscore by resmed technology built on 12 years of research
- Shown to enhance your sleep quality in 1 week (after 3 days of use, 56.32% of users increased their amount of sleep by an average of 48 minutes per night for the next 3 nights. based on analysis of over 1,000 users)
- Sleepscore max sensor + free companion smart phone app required. no subscription needed.
- Provides personalized, science-based advice recommends sleep products that could help
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Product Highlights
- With active zone minutes, feel a buzz when you reach your target heart rate zones during exercise, and celebrate when you earn extra minutes outside of exercise.operating temperature: -4 to 140 f
- See your spo2 nightly average and range on wrist, and view trends over the past week in the fitbit app (spo2 is not available in all markets. the spo2 feature is not intended to diagnose or treat any medical condition or for any other medical purpose)
- Use built-in gps to see your pace and distance on screen during outdoor runs, rides, hikes and more and see a workout intensity map in the app that shows your heart rate changes along your route
- Use 24x7 heart rate to track resting heart rate & better measure calorie burn. syncing to mobile devices requires bluetooth le and internet connection. syncs with mac os x 12.2 and up, iphone 5s and later, ipad 5 gen. and later, android 7.0 and later
- Track your skin temperature each night to see how it varies from your personal baseline (not available in all markets. only available in the fitbit app and only displays variation. not intended for medical purposes).track workouts in real-time with 20 plus goal-based exercise modes. it’s also swimproof and water resistant to 50 meters, so you can track swims, wear in th...
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Product Highlights
- Get better sleep to power your days with sleep tracking and sleep score in the fitbit app
- 6 month trial of fitbit premium (new and returning premium members only. must activate trial within 60 days of device activation. requires valid payment method. cancel before end of trial to avoid recurring fees. content and features may change. terms & conditions apply)
- See how jewelry gets smart with a tracker that doubles as a timeless accessory and features a vibrant color display
- Feel a buzz when you reach your target heart rate zones, while you earn active zone minutes
- Maximize your exercise, understand resting heart rate trends and better estimate calorie burn with 24/7 heart rate tracking.tune in to your body with health metrics like breathing rate, heart rate variability and more (in app only) .enjoy up to 5 days of battery without having to stop for a charge (varies with use and other factors).connect luxe to your phone's gps & se...
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Product Highlights
- Developed with sleep physicians and extensively tested against data obtained by the gold standard of sleep diagnostics
- Detect sleep apnea with medical-grade precision and determine its severity
- Easy one-time setup under the mattress, compatible with most mattresses
- Get an in-depth analysis of your night with sleep cycles, continuous heart rate and snore detection, know how restorative your sleep was with the sleep score
- Find all results in the free health mate app (ios & android) upon waking via automatic wi-fi sync
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Product Highlights
- Get better sleep to power your days with sleep tracking and sleep score in the fitbit app
- 6 month trial of fitbit premium (new and returning premium members only. must activate trial within 60 days of device activation. requires valid payment method. cancel before end of trial to avoid recurring fees. content and features may change. terms & conditions apply)
- See how jewelry gets smart with a tracker that doubles as a timeless accessory and features a vibrant color display
- Feel a buzz when you reach your target heart rate zones, while you earn active zone minutes
- Maximize your exercise, understand resting heart rate trends and better estimate calorie burn with 24/7 heart rate tracking.tune in to your body with health metrics like breathing rate, heart rate variability and more (in app only) .enjoy up to 5 days of battery without having to stop for a charge (varies with use and other factors).connect luxe to your phone's gps & se...
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Product Highlights
- ★【live view & sharing video】checking on baby by look at the lollipop live feed on your tablet or smartphone from anywhere you are. you may also invite family to take a peek at your baby. or send a link of a pre-recorded video of a specific event.
- ★【crying detection】the lollipop can tell the difference between ambient noises like wind and when your child needs attention. if the baby cries when you’re out of the room, you’ll receive an alert on your phone.
- ★【contactless breathing monitoring】【*subscription required】no extra wearable sensor required. monitoring your baby’s breathing by ai technology and you’ll be able to view your baby’s respiratory rate and sleeping position history.
- ★【data history】 does your little one fuss at the same time every day? or does something specific make them upset? the longer you use the lollipop, the more you’ll learn.
- ★【crossing detection】set a border inside the camera view to track movements in your baby’s crib. if anything happens outside the border, for instance if the baby's leg gets stuck, you’ll be notified.
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Product Highlights
- Track all day activity, including steps, distance, hourly activity, active minutes and calories burned. operating temperature is -10 to 45 c
- Enjoy up to 5 days of battery for daily progress without constant charging; varies with use and other factors. maximum operating altitude is 8,535 m
- Utilize 24/7 heart rate to more accurately track calorie burn, resting heart rate & heart rate zones during workouts
- Automatically track sleep, plus due to the heart rate feature, get more insights into your light, deep & rem sleep stages
- Automatically and conveniently, record workouts like walks, swimming & bike rides in a snap with smart track. syncing range up to 6 meters.radio transceiver: bluetooth 4.0; automatically syncs to 200+ android, ios & windows 10 devices so you can see your progress in the app.see your real-time pace and distance by connecting to your phone's gps, then get a map of your ro...
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![Fitbit [International Version] Charge 4 Advanced Fitness Tracker with GPS, Heart Rate, Sleep](https://m.media-amazon.com/images/I/311ThQv0JoL._SL500_.jpg)
![Fitbit [International Version] Charge 4 Special Edition Advanced Fitness Tracker with GPS, Heart](https://m.media-amazon.com/images/I/412Sm6t49UL._SL500_.jpg)
![Fitbit [International Version] Inspire HR Health and Fitness Tracker with Heart Rate, Auto-Exercise](https://m.media-amazon.com/images/I/41KmKflM24L._SL500_.jpg)
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