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, 8#)

Size Before You Buy: BOYACARE Ring uses a unique sizing standard. To ensure the most accurate and comfortable fit, we strongly recommend ordering the BOYACARE Sizing Kit
The First Smart Ring with a Built-in Vibration Motor: Wake up gently with customizable vibration alarms that ease morning grogginess. During meetings or workouts, receive discreet call vibrations on your finger—never miss an important call anytime, anywhere
24/7 Health Monitoring: Stay informed of your physical and emotional health at all times. Monitor heart rate, blood oxygen, HRV, temperature, and menstrual cycle reminders with precision, while the advanced HRV system provides daily mood and stress analysis to enhance emotional management
Automatic Sleep Tracking: This smart ring automatically monitors your sleep each night—tracking 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 build healthier sleep habits. Its ultra-light, skin-friendly design ensures all-night comfort
Activity & Fitness Tracking: Track your steps, calories burned and distance automatically across running, walking and cycling — get concise progress feedback and targeted exercise tips right from your fitness ring
Long Battery Life & Fast Charging: Fully charge the smart ring in just 1.5 hours for up to 6 days of use. The magnetic charging case provides about 15 full recharges, extending total use to nearly 90 days of continuous health monitoring—perfect for everyday 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 the best performance
Lifetime App Access Included: Enjoy continuous use of all health tracking and analytics features with the companion app—compatible with both Android and iOS devices, no subscription required
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