Ultrahuman Ring Air- Size-08- Matt Grey

Smart ring activity tracker Round Grey Heart rate monitor Active minutes Pedometer Hours slept Quality of sleep Bluetooth Lithium Polymer (LiPo) 24 mAh Battery life: 6 day(s) Mighty Light. Amazingly Sleek.2.4 gms light. 11x lighter than a typical smartwatch.2.4 mm sleek. Discreet design for everyday use.World’s most comfortable wearableGlides with you through your day, feeling lighter than air. It’s there when you need it, and invisible when you don’t.Form factor so discreet, it’s easy to forget you’re wearing it but hard to ignore its capabilities.Wake up to your sleep insightsThe 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.Temperature tracking made easySkin temperature is vital for measuring your body's physiological states and responses to various factors, including exercise, stress, and illness.Listen to your body clockThe 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.Here’s to a more active youThe Movement Index is designed to keep you moving for optimum glucose metabolism and to increase your non-exercise energy usage.Maximize recovery with key HRV insightsThe correlation between HRV and recovery is pivotal to understanding the body's recuperative capabilities and its readiness to take on another day.The only nudges that you needPersonalised nudges for a healthier you. Get tailor-made insights and alerts to help you make better choices in real time. Performance Touchscreen No Display type No Design LED indicators Yes Control type Wireless Housing material Resin Product colour Grey Form factor Round Device type Smart ring activity tracker Features Motion sensor Yes Quality of sleep Yes Hours slept Yes Pedometer Yes Active minutes Yes Heart rate monitor Yes Ports & interfaces Bluetooth Low Energy (BLE) Yes Bluetooth Yes Power Charging source Wireless Charging time 3 h Rechargeable battery Yes Battery capacity 24 mAh Battery technology Lithium Polymer (LiPo) Battery life 6 day(s) Weight & dimensions Depth 81 mm Width 81 mm System requirements 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, Android 6.0, Android 7.0 Packaging content USB charger included Yes Cables included USB Type-C to USB Type-C