Find Your Perfect Fit – Ensure the ideal comfort and fit by starting with the FKGZJF Sizing Kit before purchasing your smart ring. Designed to US ring standards, simply match your existing US ring size to avoid returns and enjoy seamless sizing.
Advanced Sleep Insights – Transform your sleep habits effortlessly. This comfortable health ring automatically tracks sleep stages (deep/light), fall-asleep times, wake-ups, and quality through intuitive graphs. Analyze daily, weekly, and monthly app data to refine your routines—all while barely noticing the feather-light design.
24/7 Health Monitoring – Gain real-time insights into your wellness with continuous blood oxygen, heart rate, and HRV tracking—all from your finger. Access instant wrist readings or dive into detailed daily/weekly/monthly app trends to optimize your lifestyle with precision.
Smart Activity & Sports Tracking – Automatically count steps, calories, and distance daily. Activate sport modes (running, cycling, yoga, hiking + more) to capture workout routes, heart rate zones, speeds, and performance metrics. Get actionable exercise guidance right in the app.
Zero Hidden Costs – Enjoy lifetime access to all smart health features—no subscriptions, no fees. Download the app free and unlock full functionality forever.
60-Day Portable Power – A quick 2-hour charge delivers 3-5 days of use. The included 400mAh charging case extends battery life to 60 days by recharging your ring 15+ times on the go—perfect for travelers and adventurers.
Hassle-Free Charging & Compatibility – Power up via magnetic USB cable or portable case. Works with Android 4.4+ and iOS 8.4+ devices. Includes: smart ring, charging case, magnetic USB cable, USB-C cable, and instructions. An exceptional gift for any lifestyle.