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)

Ultra-thin at 2mm and featherlight at 2.5g, you won't feel it when you exercise, sleep, or work. It uses a distinct sizing standard, different from regular rings. Order the sizing kit with your ring, or get the kit first to measure and secure the correct size from the start saving you money and hassle. The 24/7/30 AI Auto Tracker provides 24-hour health monitoring, automatically recording your heart rate, HRV, temperature, and blood oxygen every 30 minutes with 99% accuracy during sleep. Your all-day fitness tracker analyzes sleep, activity, health trends (daily/weekly/monthly), and AI Q&A using real-time data to offer personalized advice such as maintaining regular sleep and proper exercise. There are no subscription fees, meaning no monthly payments and no hidden costs. The silent vibration smart ring uses gentle vibrations to alert you to calls, alarms, WhatsApp, WeChat, Instagram, SMS, medication, water intake, birthdays, anniversaries, and festivals. It's perfect for discreet reminders during meetings, next to your partner, or in the library. It provides real-time health alerts upon detecting abnormal heart rate, low blood oxygen, or high temperature so you're aware and can act. With a 5ATM waterproof rating, you can swim, dive, surf, or shower with it. Enjoy 46 days of use from a 90-minute charge, plus 25 days of standby time and offline data storage. The multi-sport tracking activity ring records your steps, calories burned, and workout duration for running, walking, and cycling whether on a treadmill or a trail. It delivers a full performance assessment and assists in adjusting your goals based on real data