Feature:1. Fashionable and Durable: The smart health ring combines elegant design with durable materials such as polished ceramic and 316 stainless steel, making it lightweight, stylish, and comfortable. The energy saving technology ensures continuous monitoring for up to 7 days on a single charge, without any interruptions.2. APP Health Tracking: Utilizing advanced sensors, this smart ring tracks your health status by analyzing crucial body signals such as exercise data and sleep quality. Compatible with both for Android and for iOS, the accompanying APP allows you to conveniently view your data anytime, ensuring you are always in control of your health.3. IP68 Waterproof: With an IP68 rating, this smart ring health tracker can be worn confidently in various daily water related scenarios such as washing hands, taking showers, or even swimming. Its sensors remain fully functional, continuously monitoring your health data.4. Reshaping a Healthy Life Style: More than just a health monitoring device, the wearable smart ring encourages an active and healthy life style by motivating you to choose better habits for maintaining health, vitality, and balance. Whether you are passionate about fitness, prioritize sleep, or seek effective stress management, this ring provides customized suggestions and guidance.5. The Perfect Gift: The smart health ring is an ideal gift that will make your loved ones feel special and appreciated. It is also the perfect gift choice for occasions such as Christmas, Thanksgiving, graduation ceremonies, or housewarming parties.Specification:Item Type: Smart Health RingMaterial: Ceramic, Stainless SteelColor: GoldRing Battery Type: Lithium Battery, 18mAh (Shipped with Built in Battery)Ring Battery Life: About 7 DaysRing Charging Time: 60 MinutesCharging Case Battery Type: Lithium Battery, 400mAh (Shipped with Built in Battery)APP: JYouPro.Package List:1 x Smart Health Ring1 x Charging Case1 x User Manual1 x Charging Cable