Feature: 1. WITH TOUCH SCREEN: Smart ring with multi function display, you can easily check the current time, the number of steps, no need to frequently take out the phone or watch, so that time management is more convenient. Touch the key to switch the machine on or off or switch the function interface 2. MULTIPLE SPORTS MODES: Smart ring supports a variety of sports modes such as hiking, cycling, and running, and can also keep known important data such as exercise duration and step count in real time, helping you explore larger world and constantly expand your boundaries 3. MOBILE APP CONNECTION: After wearing the smart ring, can associate data with the mobile APP, so that you can pay more attention to your own data and help develop good living habits 4. IP68 PROOF: Whether you are washing your hands, showering, swimming, or diving in shallow water, you can ensure that the fitness tracker ring works properly without worrying about water entering and affecting function 5. EROSION PROOF STAINLESS STEEL: Health tracker ring adopt excellent stainless steel material, possess erosion proof and high strength Specification: Item Type: Smart Ring Material: Stainless steel Ring Battery Capacity: 18mAh, li ion battery Battery Type: Li ion battery Battery Capacity: 300mah Color: Silver. Package List: 1 x Smart Ring 1 x User Manual 1 x Charging Cable 1 x Charging Bay