AI Smart Ring for Men & Women, No Subscription Fitness & Health Tracker, Sleep Tracking & Stress Insights, Heart Rate & SpO2, 5ATM Waterproof, Ceramic Design, Charging Case, Black, Size 8

Find Your Perfect Fit: Size Matters. Smart rings require a precise fit for optimal sensor performance. We strongly advise using our sizing kit before your final purchase. A proper fit ensures superior all-day comfort, highly reliable data tracking, and a completely seamless wearing experience. No Monthly Fees & No Hidden Costs. Unlike subscription-based smart rings, this product provides full access to all features with zero monthly fees. Monitor your wellness, sleep, and daily activity without paying a dime extrano hidden costs and absolutely no premium paywalls. AI-Powered Recovery & Wellness Insights. Supported by advanced AI algorithms, this ring analyzes your sleep patterns, HRV (Heart Rate Variability), and daily activity to provide personalized recovery advice and readiness trends. Better understand your body and easily optimize your daily routine. Premium Ceramic Design & 24/7 Comfort. Made from micro-crystalline ceramic, it is significantly lighter than metal with a hardness comparable to sapphire. Smooth, skin-friendly, and highly scratch-resistant, this ring is carefully designed for completely comfortable, all-day and all-night wear, offering a seamless wearing experience. Long Battery Life with Charging Case. Enjoy over 5 days of continuous use on a single charge. The included 200mAh portable charging case supplies 10+ full recharges, providing weeks of total use on the go. It is fully compatible with both iOS and Android devices