Smart Ring for Women/Men, Fitness Tracker Ring with Call & Alarm Vibration, Heart Rate, Blood Oxygen, Sleep Tracker, Women Cycle Prediction, 5ATM Waterproof, No App Fees (Silver, 9#)

Size Before You Buy: This ring uses a unique sizing standard. For the most precise and comfortable fit, we strongly advise ordering the sizing kit. The First Smart Ring with a Built-in Vibration Motor: Wake up gently with customizable vibration alarms that reduce morning grogginess. During meetings or workouts, get discreet call vibrations on your fingernever miss an important call anytime, anywhere. 24/7 Health Monitoring: Stay aware of your physical and emotional health constantly. Monitor heart rate, blood oxygen, HRV, temperature, and menstrual cycle reminders accurately, while the advanced HRV system offers daily mood and stress analysis to improve emotional management. Automatic Sleep Tracking: This smart ring automatically tracks your sleep each nightrecording when you fall asleep, wake up, and your deep and light sleep stages. View daily, weekly, and monthly reports in the App to understand your rest and develop healthier sleep habits. Activity & Fitness Tracking: Track your steps, calories burned, and distance automatically across running, walking, and cyclingreceive clear progress feedback and specific exercise tips directly from your fitness ring. Long Battery Life & Fast Charging: Fully charge the smart ring in only 1.5 hours for up to 6 days of use. The magnetic charging case supplies about 15 full recharges, extending total use to nearly 90 days of continuous health monitoringideal for daily tracking without frequent charging. Note: The battery may lose some charge during storage or shipping. Please fully charge the smart ring and charging case before first use for optimal performance. 5ATM Waterproof Performance: This health ring features a fully sealed design with 5ATM waterproof protection, allowing it to withstand immersion up to 50 meters. Suitable for swimming, showering, and daily use