◎【Health Tracker Ring】: This health tracker ring automatically tracks your heart rate, blood pressure, and blood oxygen levels 24/7 with precise accuracy. You can easily check all your daily, weekly and monthly health data right from the app.Tiantianka smart health ring provides you a more accurate monitoring information to help you explore a healthier lifestyle.◎【Activity Tracker】: Our fit ring automatically tracks your daily steps, calories burned, and distance traveled. With multiple sport modes - including running, cycling, jump rope, walking, hiking, yoga, dancing, and golf - this ring health tracker provides comprehensive workout data through the companion App. Simply activate your workout mode to view detailed metrics like exercise route, duration, heart rate, speed, and calorie expenditure for more effective training guidance.◎【NO Subscription Fees】: Your purchase includes lifetime access to both the ring health tracker and its companion App — no subscription fees, ever. Enjoy real-time health tracking by the smart ring without any extra fees. No subscription fees to download the App and use it for lifetime.◎【Long Battery Life】: A quick 2-hour charge powers this smart ring for 3-5 days of continuous use. The chargeable charging case with 400 mah battery, it can fully charge the step counter ring for about 15 times, which greatly extending the usage time to 60 days. Ideal for frequent business travelers and outdoor enthusiasts, ensuring continuous health monitoring no matter where you are. You can charge the smart ring tracker with a magnetic USB cable or the charging case.◎【Wide Compatibility】: The fitness rings for men women are compatible with Android 4.4 / iOS 8.4 or above smart phones. What you get includes: smart ring *1, 400mah charging case*1, magnetic USB charge cable*1, type C charge cable(for charging the charge case)*1 and instruction*1. This smart health ring is a great gift for men and women.