★★☆☆☆
Sleep tracking
Customer—October 13, 2025
Wanted it to track my sleep and so far it’s not working. My watch already tracks my steps so that’s pointless. I wanted something I could sleep with and it’s not showing any information. Read more
Kuinha
Kuinha Smart Health Fitness Tracker Ring - Heart Rate Monitor Sleep Tracking IP68 Waterproof Multi-Sport Activity Tracking for
$9.99$59.97
About this item
- Find Your Perfect Fit：Before purchasing, check our size guide and measure your finger to ensure a comfortable fit and avoid returns.The app supports Android version 5.0 and above; Apple iOS 10.0 and above.
- 24/7 Wellness Tracking：Monitor heart rate trends and receive AI-powered sleep insights to improve rest quality. (Note: Not a medical device.)
- 10+ Sports Modes & 5ATM Waterproof：Ideal for running, swimming, cycling & more—resistant to sweat, rain & depths up to 50m (IP68).
- Smart Gesture Control & Remote Camera：Navigate games, e-books & devices with intuitive gestures. Capture photos remotely with a single tap.
- Long-Lasting Battery with Wireless Charging：7-day battery life (extends to 21 days with magnetic charging case)—perfect for travel & daily wear.
- Ultra-Light & Stylish Design：Aerospace-grade titanium alloy (only 4g), 8 size options, and a sleek unisex look for all-day comfort.
$9.99
Was $59.97Save $49.98
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Product details
| Operating System | Wear OS 3.0 |
|---|---|
| Memory Storage Capacity | 1000 MB |
| Special Feature | Activity Tracker |
| Battery Capacity | 2.6 Amp Hours |
| Connectivity Technology | Bluetooth |
| Wireless Communication Standard | Bluetooth |
| Battery Cell Composition | Lithium Ion |
| GPS | No GPS |
| Shape | Round |
| Brand | Kuinha |
Technical specifications
| package_dimensions | 3.31 x 3.27 x 1.22 inches |
|---|---|
| item_weight | 3.52 ounces |
| item_model_number | B0FBR45D2K |
| batteries | 1 AAA batteries required. |
| best_sellers_rank | #161,222 in Electronics ( See Top 100 in Electronics ) #424 in Smart Rings |
| date_first_available | May 30, 2025 |
| manufacturer | Kuinha |
| memory_storage_capacity | 1000 MB |
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