lingfeng Waterproof Android Phone Smart Ring: NFC connectivity
This waterproof NFC ring is for the active professional who needs quick access without fumbling for their phone. While many focus on the tech specs, this ring is about seamless integration into your daily routine.
The NFC chip connects instantly to your Android device. You can unlock your phone with a simple tap, even with wet hands after a workout. The waterproof design means you never have to remove it. You get reliable performance without thinking about it.
It offers practical convenience. Use it to share contacts or trigger smart home actions. The durable build ensures it withstands daily wear. This ring simplifies your tech interactions, making your day more efficient.
Features
- wearable design
- waterproof construction
- smart functionality
- finger ring form factor
- NFC connectivity
General specs
- Brand: lingfeng
- Seller: Joom
- ID: 6973dba1b43a15014c30ad58
- Features: Smart, Intelligent, Equipment
- Device Type: Android Phone, Wearable, Finger Ring
- Connectivity: NFC
- Water Resistance: Waterproof
- First listed by seller: 2/15/26
If you are interested in more details, you can find full information on the seller's page.
Shipping options
United States
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| Brand | lingfeng | Oura | Herz | aabo | UniJethro | Oura |
| Model | JZ90-1003-09 | P1 | ABRING8G | SR11M | JZ90-54217-11 | |
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| Price | $5.92 | $279.00 | $59.99 | $249.00 | $39.99 | $349.00 |
| Seller | Joom | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | Feb 17, 2026 | Dec 6, 2025 | Dec 6, 2025 | Dec 6, 2025 | Dec 6, 2025 | Feb 2, 2026 |
| Water Resistance | Waterproof | IP68 (up to 50 meters) | IP68 | |||
| Product Dimensions | 0.94 x 0.94 x 0.28 inches | 2.72 x 4.17 x 4.17 inches | 1.1 x 1.1 x 0.28 inches | |||
| Item Weight | 7.8 ounces | 0.127 ounces | 200 Grams | 7 ounces | ||
| batteries | 1 Lithium Ion batteries required. (included) | 1 Nonstandard Battery batteries required. (included) | 1 Lithium Polymer batteries required. (included) | |||
