Gold smart ring, size 8. I opened it and tried it on but unfortunately it doesn’t fit the finger I want to wear it on. I didn’t input any information on it so it is new without tags. See description below. The slim ring features advanced 4.0 sensors that automatically measure your heart rate, blood oxygen, and blood pressure every 30 min when worn. It provides continuous health tracking and comprehensive wellness management all day. Intelligent Sleep Tracker】The fitness ring automatically monitors your sleep quality. It can record deep & light sleep duration, eye movement, and wakefulness. You can view various indicators anytime in the app and adjust your lifestyle based on reports. 8 Sports Modes Tracking】Such as Running, Cycling, Skipping Rope, Walking, Hiking, Yoga, Dancing, and Golf. The smart ring automatically tracks the workout route, sport time, steps, heart rate, speed, calories burned, and distance in the app. Sport & Fitness Stylish Partner】Upgraded to a slim 2mm thickness with a specially polished inner surface,making it comfortably suited for most sports.Activate sports modes to receive data from the app, helping you achieve more effective guidance