Ring AIR Sleep and Fitness Smart Ring

Description

Meet the Ultrahuman Ring AIR—an ultra‑light titanium smart ring that tracks your sleep, recovery and health with no subscriptions or hidden fees. Designed for all‑day comfort, it delivers clinically validated insights, advanced sleep tracking and women's health support in a discreet, jewellery‑like form. • Dimensions (package); 7.5"L x 4.5"W x 1"H • Weight (package): 1.2 lbs Your All-in-One Smart Ring with Over 100 Health Metrics and No App Fee: • Monitor heart rate, HRV, blood oxygen (SpO2), skin temperature, stress, and recovery from a single 2.4g titanium ring • The lightest smart ring available • Every core feature is free in the Ultrahuman app • No hidden fees • Compatible with iOS and Android Advanced Sleep and Recovery Tracker: • Detailed insights into every sleep stage: REM, deep, light, wakefulness • Track accumulated sleep debt and skin temperature trends • Smart Alarm wakes you at your lightest phase • Daily recovery score with actionable nudges • Clinically validated sensors Smart Ring for Women: Cycle, Fertility and Pregnancy: • Track ovulation, menstrual cycles, and pregnancy with biomarker precision, not calendar estimates • Predict a seven-day fertile...