1、Smart Ring Health Tracker: By analyzing motion data and monitoring key body signals such as sleep quality, this advanced sensor equipped smart ring tracks your health status, helping you stay aware of your well being. Comes with a charging case for convenient charging anytime, anywhere. It can charge ring twice. 2、Combining Fashion and Technology: The smart ring is made of polished ceramic and Ti alloy. Its energy saving technology ensures 7 days of continuous monitoring with a single charge. Compatible for Android for iOS, the ring allows you to conveniently view the data anytime through the app. It has smart wear recognition and supports LED breathing lights, bringing a more power saving experience. 3、Reshaping Active Life Style: More than just a sports monitoring device, it is a proactive lifestyle. By recording and analyzing your health data, it can motivate you to choose a better life style to maintain health, vitality, and balance. 4、IP68 Waterproof and Dustproof Level: Suitable for various daily water related scenarios such as handwashing, bathing, swimming, etc., and its various sensors can always monitor your health data as usual. 5、Perfect Gift: It is lightweight, fashionable, and comfortable to wear. It is an ideal gift to make your friends and family feel special and appreciated. Also, it is the perfect gift choice for weddings, graduation ceremonies and housewarming parties. Item Type: Smart Ring Health Tracker Material: Ceramic, Ti Alloy Ring Battery Type: Lithium Battery, 18mAh (Shipped with) Ring Standby Time: about 7 Days Ring Charging Time: 30 Minutes Charging Case Battery Type: Lithium Battery, 350mah (Shipped with) APP: for JSRing Bluetooth Version: 5.0 1 x Smart Ring Health Tracker 1 x Charging Cable 1 x User Manual 1 x Charging Case