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Step into a new era of health monitoring with the Ultrahuman Smart Ring. Designed for both men and women, this sleek fitness ring is your perfect companion for a healthier, more balanced life. Combining cutting-edge technology with sophisticated design, it offers comprehensive insights into your sleep, recovery, and overall wellness. The Ultimate Form Factor for Sleep and Recovery Tracking Unmatched Accuracy for Health Tracking Experience the unparalleled accuracy of fingertip biomarker data. Unlike wrist-based wearables, the Ultrahuman Smart Ring leverages the higher blood flow and arteriole density of your fingers, ensuring precise readings of your vital signs. Whether you\’re monitoring your sleep stages, heart rate variability (HRV), or skin temperature, trust in the superior precision that only a smart ring can provide. Featherlight Design for Ultimate Comfort At just 2.4 grams, this smart ring is 11 times lighter than typical smartwatches, making it one of the lightest fitness trackers on the market. Its hypoallergenic smooth inner lining ensures a comfortable fit, so you can wear it all day and night without even noticing it\’s there. The Ultrahuman Smart Ring is meticulously crafted to blend seamlessly into your lifestyle, offering a barely-there feel that doesnt compromise on durability or style. Master Your Sleep Unlock the secrets to a better night\’s rest with the Ultrahuman Smart Ring. Track your sleep stages in detail and receive an everyday sleep score to gauge the quality of your rest. Discover what affects your sleep patterns and access personalized tools to enhance your sleep quality. From understanding your REM cycles to pinpointing disruptions, this smart ring provides the insights you need to wake up refreshed and ready to take on the day. Dynamic Recovery Insights Empower your recovery with real-time analysis of key physiological markers. The Ultrahuman Smart Ring\’s Dynamic Recovery feature gives you a comprehensive Recovery Score, showing how well your body is recuperating from daily stresses. By monitoring factors such as sleep, stress rhythm, skin temperature, and HRV, this smart ring helps you optimize your recovery with scientifically-backed techniques like power naps and breathwork exercises. Your All-in-One Wellness Solution The Ultrahuman Smart Ring is more than just a sleep tracker or step tracker; it\’s a holistic wellness tool designed to enhance every aspect of your life. Whether you\’re looking to improve your fitness levels, better manage stress, or simply understand your body\’s needs, this smart ring is your go-to device for comprehensive health monitoring. Discover the future of personal wellness with the Ultrahuman Smart Ring the ultimate fusion of technology and comfort, designed to help you live your healthiest life. Comprehensive Health Tracking The Ultrahuman Ring measures a wide range of metrics including sleep, activity, stress, heart health, movement, workouts, and recovery. Stay on top of your health and fitness goals with detailed insights to optimize your performance and well-being. Women\’s Health InsightsWith Ultrahuman Ring\’s advanced women\’s health features, track ovulation, cycles and pregnancy. Through multi-biomarker-based tracking for those looking to conceive, predict a 7-day fertile window and pinpoint ovulation with precision. Access cycle tracking combined with biomarker-based personalized guidance for every phase (Menstruation, Ovulation, Follicular, and Luteal). With Pregnancy Mode, expecting mothers get tailored pregnancy insights throughout each trimester. One App, No Subscription Enjoy all the essential standard features of the Ultrahuman Ring, including sleep, activity, stress, heart rate, heart rate variability, skin temperature and recovery with no subscription on the Ultrahuman App. Advanced Sleep TrackingUltrahuman Ring provides detailed insights into all your sleep stages REM, Deep Sleep, Light Sleep and Wakefulness, along with actionable steps and nudges to improve sleep so you\’re ready for the day. It also tracks sleep debt, helping you understand your overall sleep quality and identify areas for improvement. Optimize your rest and recovery with accurate, personalized sleep insights. Recovery & Activity Insights Track steps, workouts, and calories for insights into your activity. Ring AIR also helps you recover better with enhanced recovery tracking. \’Dynamic Recovery\’ blends key metrics like heart rate, HRV, and skin temperature, tracking sleep and lifestyle to provide actionable insights Minimal Form Factor & Durability The Ultrahuman Ring is crafted from space-grade titanium, offering unmatched strength and lightweight comfort. Its water-resistant up to 100m, making it perfect for everyday wear, workouts, and even swimming. A Game-Changing Perspective on Stress Get a deeper understanding of stress with a unique \”Stress Rhythm Score\” which considers the variations in your Heart Rate (HR), Heart Rate Variability (HRV), and Resting Heart Rate (RHR) against the backdrop of your circadian rhythm. PowerPlugs Your health journey is unique, and PowerPlugs allows you to focus on what matters the most, to you. Understand how your heart responds to activities, stress, and rest, with the Cardio Adaptability PowerPlug; track your screen time and its impact on your health with the Screentime PowerPlug; enhance alertness and improve wakefulness with the Caffeine Window PowerPlug; and more. Inside the Air Boasting a smooth hypoallergenic inner shell and constructed with Space-Grade Titanium, Ring AIR comes with up to 6 days of battery life, wireless charging, and water resistance up to 100m. Key Features Sleep MonitorHeart Rate MonitorActivity TrackerCustom Activity TrackerMultisport Tracker SportsMulti-SportsFitnessCyclingSwimmingYogaMetrics MeasuredBlood Oxygen (SpO2)Heart RateStep CountSleep DurationStress Technical SpecificationsMaterialsPVD coatingDurable titaniumWater resistant up to 100m/328 ftNon-allergenic, non-metallic, seamless inner molding ConnectivityEMF-safeBluetooth Low EnergyAutomatic firmware updates via Ultrahuman App Sensors6DOF Motion sensorPhotoplethysmography (PPG) sensor (For HR and blood oxygen)Skin temperature sensor (Far infrared sensor) Battery & PowerUp to 6 days of battery life Other Key SpecificationsOperating temp: -5 to 50CBLE transmission power: 0 dBm (1mW) BLE frequency: 2402 to 2480MHz