Temdan Upgraded Smart Ring - Wearable Fitness Tracker with Heart Rate, Blood Oxygen & Sleep Monitoring | IP68 Waterproof Health Ring | No Subscription Fees | Customizable Design (Silver, Size 9) for Gym, Running & Daily Activity Tracking

【Multiple Options & No Subscription Fees】The smart ring is available in 3 colors and 4 sizes for you to choose from 18.1mm (#8) 18.9mm(#9) 19.8mm(#10) 20.6mm(#11). It can easily track your sleep status, body data and more through the mobile app WITHOUT any subscription fees. (Please measure the circumference of your finger according to the diagram on the details page before purchasing)

【Upgrade Chip】Using the latest sensing technology, supports Multiple Sport Modes, 7X24 Heart Rate Monitoring, Continuous Blood Oxygen Monitoring, etc., monitors physical health data with high precision, achieve multi-dimensional health monitoring and all-weather intelligent monitoring (Note non-medical, data for reference only)

【IP68 Waterproof】This Smart Ring meets daily waterproof needs to safeguard your device against water, rain and sweat. In addition to daily use, it can also be used in water such as bathing, swimming and so on (Note except for deep diving, please do not soak in water for a long time)

【Smart Finger Control】After connecting the smart ring, open the camera function in the APP, and wave the finger wearing the ring to control the remote photo/video, realize remote gesture intelligent control (Note Please do not exit the app during the use of this function).

【No Sense of Wearing】Feeling restrictive about wearing a watch every day? You deserve a smart ring. Made of lightweight, skin-friendly, high-quality aluminium alloy, customized look, no burden but durable to improve your quality of life in a targeted manner (Note At the beginning of use, the smart function gradually accumulates data to achieve a customized and accurate analysis of individual health). The new module takes only 2h to charge and lasts up to 5-7 days