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Smart Ring for Women Men, Health Fitness Tracker Ring with Heart Rate/Sleep Tracker/Blood Oxygen/HRV/Stress/Calorie/Steps, IP68 Waterproof for iOS & Android, No APP Fees(Black,9#)

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Availability: In Stock.
Fulfilled by Amazon

Arrives Wednesday, May 13
Order within 8 hours and 32 minutes
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Color: Black


Size: 9#


Features

  • Upgrade Chip & NO APP Fees This fitness ring is equipped with the most advanced chip and optical sensor, enabling accurate monitoring of various health data (HRV data in particular) to help you better understand your physical condition. Plus, the app for this health tracker ring is totally free, easy to use, and portable
  • Health MonitoringThe smart ring health tracker combines health monitoring, fitness tracking, and sleep analysis. It tracks heart rate, blood oxygen, stress levels, HRV, sleep data, step count, distance, calories, and more. This lightweight fitness ring tracker gives all-day real-time data to help you reach your health goals
  • 180+ Activity & Fitness Trackers ModesOur health tracker supports both outdoor and indoor activities, including running, cycling, swimming, hiking, dancing, pilates, yoga, etc. It records distance, calories burned, and duration of each activity. This exercise ring will also help you maintain an active and healthy lifestyle
  • Intelligent Sleep Tracker ringThis smart ring for men and women monitors your deep sleep, light sleep, stages of rapid eye movement , and wakeful periods throughout the night. As a sleep ring,it keeps track of your sleep patternshelping you adjust your habits and improve sleep quality
  • Extended Battery Life & IP68 Waterproof High-quality vital health ring with long battery lifeover 4 days on a full charge. IP68 waterproof, wear it swimming, diving, exercising or showering.Better yet, the charging case lets you recharge the ring health tracker multiple times, eliminating battery anxiety even during long trips
  • Family Care & Remote PhotographyConnect to loved ones health data via the app to keep track of family or friends well-being (you can choose whether to share specific data with them). Plus, this smart fitness and health tracking ring features remote camera controlshake it twice to take photos easily and conveniently

Operating System: Android & IOS


Special Feature: Cycle Tracking, Health Monitoring, Lightweight, Multisport Tracker, Sleep Tracker


Battery Capacity: 16 Milliamp Hours


Connectivity Technology: Bluetooth


Wireless Communication Standard: Bluetooth


Battery Cell Composition: Lithium Ion


GPS: GPS Via Smartphone


Shape: Round


Brand: Giwbeiv


Style: Classic


Package Dimensions: 3.5 x 3.5 x 2 inches


Item Weight: 4.8 ounces


Item model number: TK20


Batteries: 1 Nonstandard Battery batteries required. (included)


Date First Available: November 6, 2025


Manufacturer: Giwbeiv


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Wednesday, May 13

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

  • Klarna Financing
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  • Affirm Financing
  • Afterpay Financing
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  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • Smart Ring
Color: Black Size: 9#
Absolutely love this smart ring! It’s sleek, lightweight, and so comfortable I forget I’m wearing it. The health tracking is impressive, heart rate, sleep, steps, stress, and blood oxygen all track accurately and sync easily with my phone. I really appreciate that there are no app fees, which is a huge plus compared to other devices. Battery life has been great, and the waterproof feature makes it easy to wear 24/7 without worry. Setup was quick and simple, and the app is user-friendly and easy to understand. For the price, this ring delivers amazing value and performance. Highly recommend to anyone wanting discreet, reliable health tracking! ... show more
Reviewed in the United States on December 27, 2025 by Isaac

  • Know your body better!
Color: Silver Size: 9#
I love that this smart ring is sleek, comfortable, and packed with helpful health features. It tracks heart rate, sleep, blood oxygen, steps, calories, and stress with impressive accuracy. I sat a tinkered with it for awhile. The IP68 waterproof design is great for everyday wear. I also love that there are no app fees. Works perfectly with iOS and Android devices. Definitely great way to keep me in the know about my body. ... show more
Reviewed in the United States on March 11, 2026 by Moniquie Smith

  • Simple, Accurate Fitness Ring Without the Subscription Fees
Color: Black Size: 10#
I’ve tried a few smart rings before this one and was never fully happy—either the battery life fell short or the apps felt clunky and unnecessarily complicated. This ring stood out right away. It’s very reasonably priced for the features you get, and the app is feature-loaded while still being clean, straightforward, and easy to navigate. I’ve been wearing it for about a week now and barely notice it’s on my finger. The battery life has been excellent so far. I’ve gone over three days on a single charge and only put it on the charger when it was still around 25%, so it easily could’ve lasted longer, but I tend to charge early. The advertised average 4-day battery life feels very accurate. The design is sleek and modern, and it’s been a seamless addition to my daily routine. Feature-wise, it’s honestly comparable to the Oura Ring, but without the subscription fees, which is a huge plus. The app shows all the important information ~ steps, continuous heart rate, blood oxygen levels, sleep quality, cycle tracking, and multisport activity, without overwhelming you with unnecessary clutter. It’s also very convenient day to day. The IP68 waterproof rating means I don’t have to take it off when washing my hands or showering. It connects quickly via Bluetooth, works smoothly with the iOS Apple operating system, and the data charts are clear and easy to understand. If you’re looking for a low-maintenance health tracker that offers solid health monitoring, great battery life, a smooth app experience, and no subscription fees, this ring is an excellent option. ... show more
Reviewed in the United States on December 24, 2025 by Keilah Z Jones

  • Smart Ring That Delivers
Color: Black Size: 8#
The media could not be loaded. A surprisingly capable smart ring. It’s lightweight, comfortable, and easy to wear all day. Tracks heart rate, sleep, steps, and blood oxygen with solid accuracy for the price. The app is simple and displays the data clearly. Battery life lasts several days, and the charging case is convenient. Overall, a great choice if you want health tracking without wearing a smartwatch. ... show more
Reviewed in the United States on February 23, 2026 by Ely & Jose R. Ely & Jose R.

  • Smart ring
Color: Black Size: 10#
I really like this smart ring! It’s lightweight, comfortable, and easy to wear all day and night. Tracks heart rate, sleep, steps, and stress well, and the app is simple with no fees, which is a big plus. Battery life is good, and it’s waterproof so I don’t worry about daily wear. Great option if you want health tracking without a bulky watch. ... show more
Reviewed in the United States on January 11, 2026 by Julia Cavins Julia Cavins

  • Box won't reach full charge
Color: Rose Gold Size: 7#
The box where the ring charges would not reach full charge even after being plugged in for over 8 hours . Other than that pretty happy with the app and ring so far
Reviewed in the United States on February 6, 2026 by Staci Freeman

  • Inaccurate Health Tracking
Color: Silver Size: 10#
I really wanted to love this smart ring, but unfortunately the core features haven’t been reliable for me. The sleep tracking is inconsistent and often doesn’t match my actual sleep times. Heart rate readings seem off compared to other devices I use, and the stress level data doesn’t feel accurate or helpful. Since these are the main reasons I purchased the ring, it’s been disappointing. The design is nice and it’s comfortable to wear, but accuracy matters most for a health-focused device, and this one falls short. ... show more
Reviewed in the United States on December 28, 2025 by Heather Middleton

  • My Comfy ring
Color: Silver Size: 8#
I’ve been using this smart ring daily, and it’s surprisingly accurate and comfortable. It tracks my sleep, heart rate, and steps effortlessly through the app. The battery lasts long, and its sleek design makes it perfect for everyday wear without feeling bulky.And the value of the ring very comfy!!!
Reviewed in the United States on February 27, 2026 by Omayra Rodriguez

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