Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
ZBNMY Black, 11 Smart Ring
Available offers (2)
Current
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Black, 11
Retailer
€35.66
Available to order
—
Price history by offer
Volatility: HighFeatures
- Heart rate monitoring
- Sleep tracking
- Blood oxygen monitoring
- Step counting
- Waterproof design
- No subscription fee
- Activity tracking
- Blood pressure monitoring
- Fitness tracking
- IP68 waterproof certification
General specs
- Brand: ZBNMY
- Seller: Retailer
- ID: B0FZSDJL2N
- Size: 11
- OS Compatibility: Android, iOS
- Water Resistance: IP68
- First listed by seller: January 16, 2026
If you are interested in more details, you can find full information on the seller's page.
Price History for seller Retailer
Shipping options
Delivery to 
United States
United States
Available
This smart ring is designed for the active professional who wants health insights without interrupting their day. It's perfect for tracking your morning run while keeping your hands free for coffee and keys.
While many fitness trackers focus on exercise data, this ring offers something more valuable: continuous health awareness. It quietly monitors your heart rate and blood oxygen levels throughout your workday, giving you a baseline for your wellbeing. The sleep analysis helped one user notice how late-night screen time affected their deep sleep cycles.
You get comprehensive activity tracking without monthly fees. The waterproof design means you never need to remove it, whether you're washing dishes or caught in the rain. Sync with your iOS or Android device to see how your daily steps and calories burned contribute to your fitness goals.
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| Brand | ZBNMY | ZBNMY | ZBNMY | ZBNMY | ZBNMY | ZBNMY |
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| Price | €35.66 | €35.67 | €32.54 | €26.75 | €35.67 | €44.57 |
| Seller | Retailer | Retailer | Retailer | Retailer | Retailer | Retailer |
| Update | Mar 21, 2026 | Apr 8, 2026 | May 10, 2026 | Mar 21, 2026 | May 12, 2026 | May 8, 2026 |
| Size | 11 | 11 | 10 | 8 | 10 | 8 |
| OS Compatibility | Android, iOS | Android, iOS | Android, iOS | Android, iOS | iOS, Android | Android, iOS |
| Water Resistance | IP68 | IP68 | IP68 | IP68 | IP68 | IP68 |
| Material | Gold | Metal | Titanium Alloy | Metal | ||
| Connectivity | Bluetooth | Bluetooth | Bluetooth | Bluetooth | ||
| Battery Life | 7–10 d | 7–10 d | 7–10 d | |||
| Display Type | None | None | None | None | ||
| Charging Method | Magnetic | Magnetic | Magnetic | |||
When this device makes sense
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