Smart Ring for Women & Men, Health Tracker with Blood Oxygen Monitor, Heart Rate & Sleep Monitor, Waterproof Fitness Ring Long Lasting Battery Sleep Ring for iPhone and Android, No Subscription Fee

24/7
Health & Fitness Monitoring: Accurately track blood oxygen (SpO2), heart rate, sleep stages (deep, light, REM), and daily activity (steps, calories, distance). Get a comprehensive health overview via the companion app to support your wellness and fitness routine. 4-5 Days of Use & 5-Min
Fast Charge: Enjoy up to 5 days of continuous use on a single charge. Only 5 minutes of charging provides a full day's power, reducing frequent charging during travel, sleep, and daily wear. Slim, Lightweight
& Universal Design: Made of skin-friendly titanium alloy, this smart ring is lightweight ( 3.5 g), low-profile, and suitable for both women and men. Available in multiple sizes (US 8-13), it is sleek for work, sleep, workouts, and daily use. 5ATM & IP68
Waterproof & Durable: Suitable for swimming, showering, and sweating. The ring is fully waterproof and resistant to daily wear, making it suitable for swimming, gym sessions, and outdoor activities.
Comprehensive Sleep Analysis: Track and analyze the complete sleep cycle, including deep sleep, light sleep, and REM stages, to understand sleep quality and make informed adjustments to your rest routine.
Hypoallergenic Titanium Construction: Crafted from medical-grade stainless steel that is hypoallergenic, durable, and comfortable for continuous wear throughout the day and night without skin irritation