Ultrahuman Ring AIR No Smart ring activity tracker Silver

<b>Mighty Light. Amazingly Sleek.</b><br><br>2.4 gms light. 11x lighter than a typical smartwatch.<br><br>2.4 mm sleek. Discreet design for everyday use.<br><br><b>World’s most comfortable wearable</b><br><br>Glides with you through your day, feeling lighter than air. It’s there when you need it, and invisible when you don’t.<br><br>Form factor so discreet, it’s easy to forget you’re wearing it but hard to ignore its capabilities.<br><br><b>Wake up to your sleep insights</b><br>The Sleep Index, intelligently designed to be your sole metric for sleep health, assesses your total sleep duration, resting heart rate, and restfulness, creating a comprehensive picture of your sleep quality.<br><br><b>Temperature tracking made easy</b><br>Skin temperature is vital for measuring your body's physiological states and responses to various factors, including exercise, stress, and illness.<br><br><b>Listen to your body clock</b><br>The Phase Response Curve (PRC) describes the intricate interplay between a stimulus, such as light exposure, food or exercise mapped to a shift in your body's circadian rhythm.<br><br><b>Here’s to a more active you</b><br>The Movement Index is designed to keep you moving for optimum glucose metabolism and to increase your non-exercise energy usage.<br><br><b>Maximize recovery with key HRV insights</b><br>The correlation between HRV and recovery is pivotal to understanding the body's recuperative capabilities and its readiness to take on another day.<br><br><b>The only nudges that you need</b><br>Personalised nudges for a healthier you. Get tailor-made insights and alerts to help you make better choices in real time.Ultrahuman Ring AIR. Device type: Smart ring activity tracker, Form factor: Round, Product colour: Silver. Battery life: 6 day(s), Battery technology: Lithium Polymer (LiPo), Battery capacity: 24 mAh. Width: 81 mm, Depth: 81 mm. Mobile operating systems supported: Android 8.0, Android 10.0, Android 9.0, Android 11.0, Android 12.0, Android 13.0, iOS 15, iOS 16,… Cables included: USB Type-C to USB Type-C