findtime Smart Ring Heart Rate Monitor Fitness Ring Step Counter Sleep Tracker Health Rings Calories Fitness Tracker for Android iOS

• Health Ring: Optical sensor monitors body data, such as HR, SpO2. Gravity sensor estimates sleep time, provides feedback on sleep quality as a reference. Frequent measurement will drain battery faster. To ensure optimal use, pls keep daily charging.
• Comprehensive Sports Tracking: This smart ring accurately records your activity data throughout the day. The ring calculates your steps, distance traveled, calories burned, and heart rate fluctuations during exercise of many different sports modes.
• Powerful App without Subscription: Synchronizes the monitored data to your phone by app, whether you're an Android or iOS user, this app can adapt to your system, providing detailed charts to help you monitor your activity progress and health status.
• Light and Convenient: Its lightweight and convenient wearing brings multiple advantages, especially noticeable during exercise, which means it won't restrict hand movement, reducing the risk of injury by avoiding extra pressure on the hands.
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Overview of Functions - Heart rate monitor - Blood oxygen saturation measurement - Sleep monitoring - Activity tracker - Exercise time - Mileage counter - Calories burned Specification Information Supported System: Android 5.0, iOS 10.0 and above App: Jring