Smart Ring for Women & Men, Stress & Sleep Monitor, Female Health Period Tracker, No Subscription Fee, Comfortable Design for Women & Men (Gold 12)

[Health Insights] Smart Ring uses advanced sensors to continuously track sleep stages, heart rate, SpO2 blood oxygen, stress, activity, and recovery get personalized daily reports and guidance right in the app (compatible with iOS and Android). [Long Battery Life & IP68 Waterproof] Up to 5 days of continuous use on a single charge wear it 24/7 for sleep, workouts, and daily activities without frequent charging or removal. [Ultra-Comfortable Design] Ergonomic design and biological technology are adopted, with a potting adhesive process applied to the ring's contact surface for an ultra-comfortable wearing experience.

Super-thin 2mm lightweight titanium design (only ~ 2.5 g) feels like regular jewelry