【New & Unused】Smart Ring Size 8 ※ Although the manufacturer's size is listed as 8, it actually fits like a size 15 (inner circumference approx. 57mm). ⭐ Instant Purchase Welcome ⭐ New & Unused ⭐ Same-Day Shipping OK ⭐ 【Switch with Touch Operation, a Health Display at Your Fingertips】 Check your health status quickly without taking out your smartphone. Just tap the ring's beautiful display to instantly switch between information you want to know, such as time, heart rate, steps, and battery life. It's convenient to check at a glance just by glancing at it, even during workouts at the gym or during busy work breaks. 【"Visualize" Sleep Quality for a Comfortable Morning】 Do you have any worries like "I don't feel like I've slept enough" or "I don't wake up feeling refreshed in the morning"? This ring measures your heart rate, blood oxygen levels, and body movement in detail during sleep. It "visualizes" whether you've had deep sleep and whether you've woken up during the night with data and graphs. 【Supports an Active Daily Life with Over 100 Exercise Modes】 Automatically recognizes and records almost all of your activities, from jogging, cycling, and swimming to jump rope. 【Check Your Stress Levels and Develop Self-Care Habits】 It's important to objectively know your stress levels in your busy daily life. Just by measuring with your fingertip, it constantly monitors "heart rate variability (HRV)," an indicator of stress. Check the app to see if you are relaxed or if you are in a state of tension, and use it as a trigger to take a break or create time for relaxation. 【Stress-Free Design, Don't Take It Off in the Bath or Pool】 With a waterproof rating of 5ATM (equivalent to a depth of 50m), it can be used in hand washing, showers, and pools without any problems. You can wear it 24/7 as part of your daily life. 【Gesture Control for a Convenient Smart Life】 Various operations are possible with a light flick of your finger. For example, scrolling through SNS video feeds, playing/pausing music and videos, turning pages in e-books, and taking photos remotely, you can smartly control your device in various situations. You don't have to hold your smartphone, so you can enjoy a more immersive experience. 795