Smart Health Ring for Men, Waterproof Smart Ring with Heart Rate, Emergency Alert, Daily Reminders, Sleep Fitness Tracker Ring No Subscription Fee, Compatible with iOS & Android(Black, 10)

Discover the Perfect Fit: Ultra-thin at 2mm and featherlight at 2.5g, you'll barely feel it during exercise, sleep, or work. This smart ring employs a distinct sizing standard, unlike conventional rings. Order the sizing kit with your ring, or obtain the kit first to measure and secure the correct size from the start. Your 24/7 AI Auto Tracker: This 24-hour health monitoring ring automatically logs your heart rate, HRV, temperature, and blood oxygen every 30 minutes with 99% accuracy during sleep. The all-day fitness tracker examines sleep, activity, health trends (daily/weekly/monthly), and offers AI Q&A utilizing real-time data to deliver personalized guidance for consistent sleep and appropriate exercise. Silent Notifications & Reminders: Gentle vibrations notify you of calls, alarms, WhatsApp, WeChat, Ins, SMS, medication, water, birthdays, anniversaries, and festivals. Perfect for discreet alerts in meetings, next to your partner, or in the library. It provides real-time health notifications when abnormal heart rate, low blood oxygen, or elevated temperature is identified. Waterproof & Extended Battery: With a 5ATM waterproof rating, it is suitable for swimming, diving, surfing, or showering. It delivers 46 days of use per 90-minute charge, plus 25 days of standby time with offline data storage. Multi-Sport Tracking: The activity monitoring ring records steps, calories burned, and workout duration for running, walking, and cycling whether on a treadmill or a trail. It provides a comprehensive performance evaluation and assists in adjusting goals with actual data