R20 Ceramic Smart Ring with NFC Access Control and Health Monitoring Features
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Stay connected and track your health effortlessly with the R20 ceramic smart ring. Designed with advanced NFC access control and multiple health monitoring features, it measures heart rate, blood pressure, and oxygen levels. Its ultra thin 7mm profile and IP68 waterproof rating make it both stylish and durable for daily wear. Suitable for men and women, this smart ring blends technology with comfort.
Key Features
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NFC access control for secure, smart entry
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Monitors heart rate, blood pressure, and oxygen levels
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7mm ultra thin design for sleek, lightweight wear
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Durable ceramic build with IP68 waterproof rating
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Compatible with men and women for everyday use
Why Choose Our R20 Ceramic Smart Ring with NFC Access Control and Health Monitoring Features
Unlike ordinary rings, this smart device combines advanced health tracking with smart access control. Its ceramic build ensures durability while its stylish design makes it comfortable for everyday wear.
Perfect For
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Health-conscious individuals tracking daily vitals
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Secure and convenient NFC-enabled access control
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Stylish tech accessory for men and women
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Everyday wear with waterproof protection
Product Specs
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Model: R20 Ceramic Smart Ring
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Design: 7mm ultra thin, unisex style
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Functions: Heart rate, blood pressure, oxygen monitoring
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Features: NFC access control
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Waterproof Rating: IP68
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Package: 1 × Smart Ring, User Guide
Ring Size Guide (US Standard)
| US Size | Inner Diameter (mm / in) | Perimeter (mm / in) |
|---|---|---|
| #7 | 17.3 mm / 0.68 in | 54.3 mm / 2.14 in |
| #8 | 18.1 mm / 0.71 in | 56.9 mm / 2.24 in |
| #9 | 18.9 mm / 0.74 in | 59.5 mm / 2.34 in |
| #10 | 19.8 mm / 0.78 in | 62.1 mm / 2.44 in |
| #11 | 20.6 mm / 0.81 in | 64.6 mm / 2.54 in |
| #12 | 21.4 mm / 0.84 in | 67.2 mm / 2.65 in |
| #13 | 22.2 mm / 0.87 in | 69.7 mm / 2.74 in |
| #14 | 23.4 mm / 0.92 in | 73.5 mm / 2.89 in |
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