Yuehetian R16 Ultra-Thin Smart Ring - Heart Rate, Sleep & Fitness Tracker for iOS/Android
Imagine slipping on a ring so thin (we're talking 0.084 inches thin) you'll forget it's even there—until it starts doing all the heavy lifting for your health and fitness. And yes, it's waterproof, because life happens, whether you're sweating it out at the gym or belting out shower solos.
Ever wondered why you wake up feeling like you've run a marathon in your sleep? Our precision sleep monitoring breaks it down: deep sleep, light sleep, and those midnight snack runs (just kidding, but it does track awakenings).
For the fitness buffs (or the 'I'll start Monday' crowd), this ring's got your back—automatically tracking everything from steps to calories burned. It's like having a personal trainer, minus the intimidating pep talks.
Heart rate? Check. Blood oxygen levels? You bet. It's like having a mini health clinic on your finger, keeping tabs on your vitals 24/7 so you don't have to.
Battery life that lasts up to 7 days means you can actually forget to charge it (we know you will) and still be covered. Perfect for those who think 'out of sight, out of mind' applies to charging cables.
Stuck on what to get the health-conscious someone in your life? This ring is the gift that keeps on giving—birthdays, Valentine's, or just because. Practical, thoughtful, and way cooler than another pair of socks.
General specs
- Brand: Yuehetian
- Model: R16
- Seller: Amazon
- Package Dimensions: 3.58 x 3.46 x 1.93 inches
- Item Weight: 4.6 ounces
- Batteries: Nonstandard Battery batteries required.
- Customer Reviews: 4.2 stars from 71 ratings
- Date First Available: January 21, 2025
If you are interested in more details, you can find full information on the seller's page.
Comparison with similar products
This item | Recommendations | |||||
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![]() Yuehetian R16
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![]() Dkeof R11M
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![]() Dkeof R11M
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![]() SEEKZERO Smart Ring
|
![]() Amwentu BJ02
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![]() Ultrahuman RA-RT-Size14-US
|
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Brand | Yuehetian | Dkeof | Dkeof | SEEKZERO | Amwentu | Ultrahuman |
Model | R16 | R11M | R11M | Smart Ring | BJ02 | RA-RT-Size14-US |
Color | ||||||
Rating |
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Price | $15.87 | $35.99 | $35.99 | $199.99 | $59.87 | $349.00 |
Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Amazon |
Update | April 27, 2025 | May 13, 2025 | May 12, 2025 | May 13, 2025 | May 13, 2025 | May 11, 2025 |
Package Dimensions | 3.58 x 3.46 x 1.93 inches | 4 x 3.87 x 1.37 inches | 3.98 x 3.7 x 1.34 inches | 3.15 x 3.15 x 1.06 inches | 8.54 x 6.57 x 3.27 inches | |
Item Weight | 4.6 ounces | 3.98 ounces | 3.84 ounces | 0.035 ounces | 2.39 ounces | 2.86 Grams |
Batteries | Nonstandard Battery batteries required. | 1 9V batteries required. (included) | 1 9V batteries required. (included) | 1 A batteries required. (included) | 1 CR5 batteries required. | 1 Lithium Polymer batteries required. (included) |
Customer Reviews | 4.2 stars from 71 ratings | 4.8 stars from 77 ratings | 4.8 stars from 77 ratings | 4.8 out of 5 stars (50 ratings) | 4.7 stars from 27 ratings | 1236 ratings, 4.1 stars |
Date First Available | January 21, 2025 | March 13, 2025 | March 13, 2025 | December 4, 2024 | January 4, 2025 | July 11, 2024 |
Country of Origin | China | China | China | China | India | |
Manufacturer | SHENZHEN GREPOW BATTERY CO., LTD | Amwentu | Ultrahuman Healthcare Pvt Ltd |