Smart Ring for Men Women Health Tracker with Heart Rate, Blood Oxygen, Blood Pressure, Sleep Monitoring, Fitness Step Tracking, IP69 Waterproof Rings for iPhone and Android,Up to 7-Day Battery Size 13

Size Before You BuyBefore purchasing the Smart Ring, we highly advise you to refer to the size chart and measure your finger circumference to ensure the most comfortable fit. Intelligent Sleep TrackerEnjoy the convenience of a sleep tracker worn directly on your finger. This smart health ring for men and women automatically tracks your sleep. Monitor your falling asleep time, waking up time, and sleep quality (deep sleep and light sleep) through graphs. You can view daily, weekly, and monthly sleep data in the App to help you better adjust your habits and enhance your sleep quality. Real-time Health MonitorThe slim smart ring health tracker features precise sensors that monitor heart rate, blood oxygen, blood pressure, and other data around the clock. It helps you monitor health data, aiming to serve as an all-day personal health companiontruly bringing "Health at Your Fingertips" (Note: All data is for reference only and has no medical value). Long Battery Life & Wide CompatibilityThe smart ring operates for up to 7-10 days on a 2-hour charge. Additionally, a portable charging case with a 480 mAh battery can fully charge the smart ring 20-23 times, which significantly extends its performance, making it ideal for frequent business travelers and outdoor enthusiasts, ensuring continuous health monitoring wherever you are. It is compatible with Android 9.0, iOS 10.0+, and HarmonyOS. IP69 Waterproof & DurableThe fitness ring meets the IP69 waterproof standard, featuring enhanced water resistance of up to 100m, making it suitable for daily hand washing, showering, and swimming. Each smart ring is crafted from titanium, providing excellent durability