Ultrahuman Air Smart Activity Ring Yellow 7 / 56-57 mm

Introducing the Ultrahuman Ring Air, the ultra-comfortable fitness wearable. With its notch-free, ultra-thin design and smooth inner shell, the Air Ring offers unparalleled comfort day and night. It features sleep tracking for a comfortable and unobtrusive experience. Weighing only 2.4 grams, it is the lightest smart ring on the market. Combining minimalism with precise performance, this sleek device allows users to effortlessly monitor sleep, movement, heart rate, heart rate variability and skin temperature.The sleep index was derived to help you understand the different sleep stages such as deep sleep, REM sleep, light sleep and wakefulness. During different sleep stages, various metabolic processes of the body occur for growth, repair, restoration and maintenance.The Movement Index is designed to help you move throughout the day and facilitate better metabolism and cardiovascular function. Track your steps, calories, metabolic equivalents (METs) and moreRecovery Score provides insights into various signals your body sends throughout the day, allowing for a deeper understanding of its needs. Derived from a mix of key metrics, including heart rate variability (HRV), heart rate and skin temperature, it interprets the signals your body is sending and allows you to monitor your overall wellbeing.Workout Tracking: The Ultrahuman Ring AIR has a dedicated Workout Mode that tracks various activities and gives you a deeper insight into your overall training metrics. By tracking heart rate during exercise, users can gain insight into their cardiovascular response, track intensity levels and make informed decisions to improve their fitness results. Stimulant Window Recomment: A game changer for all caffeine enthusiasts that helps you make smart decisions about your stimulant consumption. It breaks down your day into favorable times when you can use stimulants to increase your increase your productivity.1 lithium metal batteries required (included)Included components: Type C to Type C cable, wireless charging base, Ultrahuman Ring AIRWaterproof up to 100 metersTungsten carbide carbon coating for added scratch resistanceUp to 6 days battery life, wireless charging