HOU AI Ring for Men & Women, No Subscription Smart Ring Health Tracker, Sleep & Heart Rate Monitor, IP68 Waterproof Ceramic Fitness Ring with Charging Case, Black, Size 13

About this item

• 【THE PERFECT FIT: SIZING KIT FIRST】 Precision sensors demand a flawless fit. Use the official sizing kit before ordering your HOU AI Ring. Finding your exact size ensures optimal all-day comfort, highly accurate health data, and a truly seamless wearing experience.
• 【ZERO SUBSCRIPTIONS: FULL ACCESS】 Experience premium health tracking without the premium paywall. Unlock comprehensive sleep insights, heart rate monitoring, and daily activity trends in the companion app—with absolutely zero monthly fees or hidden costs.
• 【ADVANCED WELLNESS: 100+ SPORTS MODES】 Dive deeper into your body's metrics with detailed sleep stage analysis and HRV tracking. Smart auto-tracking seamlessly adapts to your workouts, while blood oxygen and stress levels can be checked on demand for precise, real-time insights.
• 【BARELY THERE: IP68 CERAMIC DESIGN】 Crafted from ultra-smooth micro-crystalline ceramic, this 2.8mm, 3.5g ring is incredibly light and naturally skin-friendly. Advanced IP68 water resistance ensures it effortlessly handles handwashing, showers, and swims.
• 【EXTENDED POWER: SMART CHARGING】 Enjoy up to 5 days of continuous tracking on a single charge. The portable charging case extends your total battery life to 30 days on the go, complete with a convenient green indicator for low battery alerts.