About this item [Right Size for You] Refer to the standard ring sizes (second picture)to choose the right size for you. Size 8, 9, 10, 11 are available. [Heart Rate Monitoring] Using advanced dynamic monitoring technology, the smart ring leads the new era of heart rate monitoring which can accurately record your heart rate changes, so that you can know your health status anytime, anywhere. [Blood oxygen monitoring] The new optical sensor of this smart ring can quickly detect blood oxygen in real time to prevent sudden diseases such as heart-lung ridge. [Sleep Monitoring] Record the complete sleep structure and monitor your sleep quality to help you better understand your sleep status, the proportion of light sleep and deep sleep during the entire sleep period. Good sleep habits lead to better health status. [Multi-sports Mode] Support a variety of sports and map track sports, including brisk walking running, cycling, step counting etc. APP records the exercise data, such as exercise time, exercise distance, heart rate change, calorie consumption, etc., to better understand the factors affecting health and exercise ability. [APP (QRing)to view in real time] Connected the ring through the Bluetooth of the phone to follow the details of the date, like blood oxygen and heart rate status and sports data. The data can be updated in after connecting. [Remote Control of the Phone Camera] Innovative design allows you to easily capture beautiful moments anytime, anywhere by swing your hand and take a photo instantly. This smart ring can remotely control the camera, taking a professional photo with ease. [Unique craftsmanship, IP68 Waterproof] Fully enclosed structure, wearable for swimming, diving or snorkeling, support 1000m depth waterproof. Exquisite ceramic + filling process and stainless steel filling process make your fingertips shine with unique brilliance. Product information Collapse All Expand All User guide Additional details Display Battery Measurements Warranty & Support Amazon.com Return Policy:Amazon.com Voluntary 30-Day Return Guarantee: You can return many items you have purchased within 30 days following delivery of the item to you. Our Voluntary 30-Day Return Guarantee does not affect your legal right of withdrawal in any way. You can find out more about the exceptions and conditions here. Product Warranty: For warranty information about this product, please click here Feedback Would you like to tell us about a lower price? Connectivity Item details Style Compatibility
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