Smart Ring for Women and Men, No App Subscription, Wearable Fitness Tracker Ring, Pedometer Sleep Tracker Health Ring, 5ATM Waterproof Bluetooth Smart Rings, 5-7 Days Battery Life (Deep Grey, US 9)

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. Waterproof Design – 5ATM level waterproof, with its waterproof function, you can wear this health tracker ring while exercising, swimming or even showering without worry. Please keep the contact area of the ring dry and wipe it after contact with water. Long Battery Life – Magnetic charging takes only 1 hour and can last for 5-7 days. Ideal gift for birthdays, Valentine’s Day, Mother’s Day, Father’s Day, Thanksgiving, Christmas or New Year. 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. Product information Package Dimensions 3 x 3 x 1.7 inches Item Weight 0.155 ounces ASIN B0D2NX75DR Item model number Tul-R02 Ring Batteries 1 Lithium Polymer batteries required. (included) Best Sellers Rank #535,978 in Electronics (See Top 100 in Electronics) #1,542 in Smart Rings Date First Available April 25, 2024 Manufacturer Tulbeys Country of Origin China Item Weight 4.4 Grams Standing screen display size 2 Centimeters Ram Memory Installed Size 208 KB Warranty & Support Product Warranty: For warranty information about this product, please click here Feedback Would you like to tell us about a lower price?