Feature: 1. Health Monitoring: By analyzing movement data and monitoring sleep quality, this smart health ring tracks key body signals using advanced sensors. It motivates you to choose a healthier lifestyle to maintain health, vitality, and balance. Whether you're passionate about fitness, focused on sleep, or seeking effective stress management, the smart ring provides personalized advice and guidance. 2. Long Battery Life: With compatibility for iOS and for Android, the APP enables you to conveniently view your data anytime. The energy saving technology ensures that a single charge can provide continuous monitoring for 7 days without interruption. 3. Ceramic and Stainless Steel: Made with polished ceramic and 316 stainless steel, this wearable smart ring is not only lightweight and durable, but also fashionable and elegant. Its comfortable and barely noticeable design offers a pleasant wearing experience. 4. Waterproof Design: With an IP68 waterproof rating, this smart ring can be worn freely in various daily water related scenarios such as handwashing, showering, and swimming. All sensors continue to operate normally, monitoring your health data at all times. 5. Remote Camera Control: After activating the remote camera function in the APP, simply shake your finger wearing the ring a few times to shoot photos remotely, which is convenient and quick. 6. Great Gift Choice: The smart health ring is an ideal gift that will make your loved ones feel special and grateful. It's a perfect gift to birthday, weddings, graduation ceremonies, and housewarming parties. Specification: Item Type: Smart Ring Fitness Tracker Material: Ceramic, Stainless Steel Weight: Approx. 59g/2.1oz Color: Silver Gold Ring Battery Type: Lithium Battery Ring Battery Capacity: 18mAh (Shipped with Built in Battery) Ring Battery Life: About 7 Days Ring Charging Time: 60 Minutes APP: for JYouPro. Package List: 1 x Smart Health Ring 1 x Charging Cable 1 x User Manual