JAKCOM R3F Smart Ring Waterproof

The JAKCOM R3F Smart Ring delivers advanced NFC technology in a sleek, durable design. Crafted from medical-grade titanium, this waterproof ring enables seamless data sharing—from business cards to secure file transfers—without requiring charging. Its health-optimized module supports personal wellness tracking, while intuitive features like app lock and quick-start functionality integrate effortlessly into daily life. Operating at 13.56MHz with a 1.5cm range, it performs reliably across extreme temperatures. Available in white or black, the R3F combines premium materials with practical innovation for users seeking a sophisticated wearable solution.