Smart Ring 1.0 for Men/Women, No Subscription Fee, 7-8 Days Battery Life, HRV/Stress Monitoring/Sleep Track/Fitness for iOS and Android (Gloss Black & Silver, Size 7)

Precise Fit, Measure First: This product uses a unique sizing system, different from standard ring sizes. Pair your Smart Ring with our Smart Sizing Kit to measure your finger precisely, ensuring a comfortable and secure fit-no more "too loose" or "too tight" issues. AI Health Insight: The Smart Health Ring incorporates AI-powered multi-sensor fusion technology to continuously track core health metrics like sleep quality, heart rate variability, stress levels, blood oxygen saturation, physical activity, and menstrual cycles. Its built-in AI health assistant uses deep learning analysis to provide personalized health reports and practical insights, helping you optimize wellness and daily habits with scientific accuracy. No subscription fees-just continuous real-time health tracking, AI-powered insights, and personalized guidance, always available. 7-8 Days Long-Lasting Battery: A single 60-minute fast charge provides the device with up to 7-8 days of continuous use. Say goodbye to frequent recharging-whether you're traveling, working overtime, or exploring outdoors, maintain consistent and comprehensive health tracking, no matter how busy life gets. All-Scenario Waterproofing: It has an IP68 rating (tested to 100m/328ft depth), making it resistant to daily splashes, showers, rain, and even swimming, surfing, or diving. Its fully sealed, durable construction prevents water intrusion, ensuring dependable performance season after season. Ultra-Lightweight Design: Weighing just 2.5 grams, the Smart Ring offers comfortable all-day and all-night wear without feeling bulky or obtrusive, allowing you to monitor your health metrics seamlessly throughout your daily activities and sleep cycles. Cross-Platform Compatibility: The Smart Ring functions seamlessly with both iOS and Android devices, ensuring you can access your health data and insights regardless of your smartphone choice, with full functionality across all supported platforms