Features: [Meticulous Workmanship] Using Gorilla Glass, C20 features a tough sports style, highly resistant to impact, crush, dust, shock, corrosion and extreme temperature, making it a professional rugged smartwatch for outdoor activities. [Excellent Ergonomic Design] C20 adopts a 1.72" IPS screen with 280*320pixel for a great visual experience. The case is textured and super-soft breathable strap brings comfortable wear. [Fitness Activity Tracker] C20 supports 24 sports modes, which will record all-day activities such as steps, distance, calories to create an complete report for you. [50M Waterproof] Achieving 5ATM waterproof level, C20 can be worn while swimming, diving, raining, etc., easily adapting to various environments. [Health Monitor] Automatically monitor and record your heart rate, blood pressure, blood oxygen and sleep data, helping you adjust yourself for a healthier lifestyle. [Powerful Battery Life] Low-power chip and 380mAh battery provide an average daily use time