Smart Ring, Wearable Fitness Tracker Ring for Women Men, Pedometer Sleep Tracker Health Ring, 5ATM Waterproof Bluetooth Smart Rings, 5-7 Days Battery Life (Gold, US 10)

About this item Size First – Smart sleep ring sizes differ from standard ring sizes. Accurately measure your finger size according to the measurement method we provide, our sleep tracker ring is available in 4 sizes from 8 to 11. No Subscription Fee – Before using the sleep ring tracker, please download and pair the free APP. The smart ring health tracker can easily track your sleep, steps, calories, blood oxygen, heart rate, activity, stress, etc. through the APP. Android 5.1 or iOS 8.0 and above are supported. Data is updated every 6 months, please update to the latest firmware version. Sleep Tracking Ring – This R2 smart ring is the ideal sleep tracker companion. It is designed to help you understand various sleep stages such as deep sleep, light sleep and wakefulness, and provide you with monthly/weekly/daily reports to improve your sleep quality in a targeted manner. Activity & Fitness Trackers – Fitness tracking ring, smart tracking wearable device that can accurately track your daily activities and workouts. It has multiple sports modes such as walking, running, climbing, and cycling, and records your sports data, such as steps, distance, calories, etc. You can view your fitness data on the fitness ring APP and choose your favorite exercise mode to stay in shape. Usage Tips – It may take a few minutes to add a new smart ring to the app for the first time, please be patient when the device is paired for the first time. If there is data loss, please check the app to confirm that the ring is properly connected. After-sales service: 1-year warranty provided; If you have any questions about our smart ring, please contact us via Amazon buyer-seller message, we will support you within 24 hours. › See more product details Product information Collapse All Expand All Additional details Additional Features Activity Tracker Display Screen Size 1 Millimeters Battery Battery Cell Type Lithium Polymer Measurements Item Dimensions 1 x 1 x 0.27 inches 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? Item details Manufacturer Tulbeys Age Range Description Adult Model Name R02 ASIN B0DKTFJR6W Brand Tulbeys Style Color Gold Shape Round Style Name Casual Compatibility Compatible Devices Smartphone