1. Wearable Smart Ring: Made of stainless steel, ceramics, electronic components for durability and elegance. Weighing just 5g, the lightweight design provides a barely there wearing experience for all day comfort. 2. Health Monitoring: The smart health ring has various health features, and it can track your sleep, body temperature, steps and other health data at any time, allowing you to observe your health status continuously. 3. Charging: When the ring runs out of power, place it directly on the charging base for charging or storage. This feature brings significant convenience, simple beauty, and ease of use. 4. Fine Craftsmanship: This smart ring health tracker embodies exquisite craftsmanship that ensures longevity without fading. It offers a comfortable wear with an elegant and stylish appearance. 5. Great : The smart ring offers a comfortable and seamless wearing experience. It makes a meaningful choice for any occasion or holiday, such as birthdays, anniversaries, Thanksgiving, Christmas, or Valentine's Day. Specification: Item Type: Smart Ring Material: Stainless Steel, Ceramic, Electronic Components Ring Battery Type: (Built In) Ring Battery Capacity: 18mah Ring Battery Life: 5-7 Days, Depending on Frequency of Use Ring Charging Time: 60 Minutes How to Use: After receiving the product, download the app first. Once the ring is fully charged, connect it to your phone. For detailed instructions, please refer to the user manual. Package List: 1 x Smart Ring 1 x Charging Base 1 x Charging Cable 1 x User Manual 1 x App QR Code