3d printing machine Smart Wear Finger Digital Ring Smart NFC Ring: Waterproof design
Available Options

- Multifunctional use
- NFC technology
- Digital connectivity
- Sleek black color
- Waterproof design
General specs
- Brand: 3d printing machine
- Model: Smart Wear Finger Digital Ring
- Seller: Joom
- Technology: NFC
- Waterproof: Yes
- Compatibility: NFC-enabled devices
- First listed by seller: 8/10/25
If you are interested in more details, you can find full information on the seller's page.
Shipping options
Comparison with similar products
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![]() Waterproof Smart NFC Ring Waterproof design
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Brand | 3d printing machine | 3d printing machine | Tnzmdkfo | Wmzndkf65 | wuhiyong | ananshun |
Model | Smart Wear Finger Digital Ring | Smart 8 | ||||
Color |
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Rating |
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Price | $8.01 | $8.09 | $5.72 | $5.84 | $5.59 | $5.81 |
Seller | Joom | Joom | Joom | Joom | Joom | Joom |
Update | August 29, 2025 | August 29, 2025 | August 20, 2025 | August 20, 2025 | September 15, 2025 | September 2, 2025 |
Technology | NFC | NFC | NFC | |||
Waterproof | Yes | Yes | Yes | |||
Compatibility | NFC-enabled devices | NFC-enabled devices | Smartphones and other NFC-enabled devices | Smartphones | Android phones | Android phones |
Connectivity | NFC | NFC | NFC |
Sai C.
Jaipur
August 20, 2025
As a gift for my brother who's into tech but not too deep, this seemed perfect. I bought it a couple of weeks ago, and he's been using it daily. He loves how it simplifies things like payments and unlocking his door—no more fumbling with keys or cards. The ring is comfortable to wear all day, and the black color looks sharp. However, it's not without flaws; the initial setup was a bit confusing, and it doesn't integrate with every smart gadget he has. For the price, I expected a bit more versatility, but overall, it's a neat piece of tech that adds convenience to his routine. Would I recommend it? Yes, but with the caveat that it's best for someone who values simplicity over advanced features.
- Pros: To be honest, this ring is incredibly handy for quick taps to pay or open doors without pulling out my phone. It feels solid and has survived a few accidental splashes, which is great. The design is sleek and fits well with any outfit, making it a stylish yet functional accessory.
- Cons: It seems a bit pricey for what it does, and I had some trouble setting it up at first, which was frustrating. The range for tapping isn't very far, so you have to get really close to things, and it doesn't work with all devices, limiting its usefulness.