1、Colorful Display: Smart ring is equipped with a colorful touch screen allows you to easily check the time, steps, and switch functions with touch buttons, making time management more convenient. 2、Multiple Sports Modes: Support various sports modes such as hiking, cycling, running, and real time monitoring of important data like exercise duration and step count to help you explore a wider world and expand your personal boundaries. 3、Phone Application Linkage: After wearing the sleep ring, you can link it to a phone application to more accurately watch your own data situation, helping to cultivate living habits. 4、50m Deep Water proof: Whether washing hands, showering, swimming, or shallow diving, our smart ring can work normally without worrying about water ingress affecting its functions. 5、Stainless Steel: The smart ring is made of stainless steel. This means you can wear it with confidence for a variety of activities without worrying about damage caused by environmental factors. Item Type: Smart Ring Material: Stainless Steel Ring Battery Capacity: 16mAh (Built in Battery Included) Charging Case Battery Capacity: 300mAh (Built in Battery Included) 1 x Smart Ring 1 x User Manual 1 x Ring Charging Cable 1 x Charging Dock 1 x Charging Cable for Dock