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 13

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 snug and secure fit-no more "too loose" or "too tight" issues. AI Health Insight: The Smart Health Ring employs AI-powered multi-sensor fusion technology to consistently track key health metrics like sleep quality, heart rate variability, stress levels, blood oxygen saturation, physical activity, and menstrual cycles. Its integrated AI health assistant uses deep learning analysis to provide personalized health reports and practical insights, helping you enhance wellness and daily routines with scientific accuracy. No subscription fees-just ongoing real-time health monitoring, AI-powered insights, and personalized guidance, always at your fingertips. 7-8 Days Long-Lasting Battery: A single 60-minute fast charge provides the device with up to 7-8 days of continuous use. Forget about frequent recharging-whether you're traveling, working overtime, or exploring outdoors, maintain consistent and thorough health tracking, no matter how hectic life becomes. All-Scenario Waterproofing: It features an IP68 rating (tested to 100m/328ft depth), making it resistant to daily splashes, showers, rain, and even swimming, surfing, or diving. Ultra-Lightweight Design: Weighing just 2.5 grams, the Smart Ring offers comfortable round-the-clock wear without feeling heavy or obtrusive, enabling you to monitor your health metrics smoothly during all daily activities and sleep periods