The 1.57-inch long and slightly curved screen gives you a unique visual and user experience. 240×360 resolution full touch screen, clear and bright. Five brightness options allow you to easily read messages in sunlight. In addition, there are four watch faces for you to choose from. You can customize the dial through the "Dafit app" application and choose your favorite dial style. Automatically monitor your real-time heart rate and manually detect your blood oxygen (spo2), and comprehensively analyze your sleep quality (deep sleep, light sleep and wake-up time), helping you develop a healthier lifestyle. [Smart Watch for Men and Women] 1.57-inch broadband micro-curved full touch screen with 240*360 resolution, bringing a unique visual and user experience. Five brightness options allow you to easily read information in sunlight. Additionally, there are four brightness dials to choose from. You can customize the dial through "DaFit" and choose your favorite dial style. The elegant and delicate steel strap is not only suitable for more occasions, but also comfortable to wear. 【24/7 Health Tracking Watch】Automatically monitors real-time heart rate and manually detects blood oxygen (SpO2) and provides a comprehensive analysis of sleep quality (deep sleep, light sleep and waking time), helping you develop a healthier lifestyle. Plus, smartwatches for men can help you set exercise goals and help you manage your health. 【8 Sports Modes & IP68 Waterproof】This smart watch supports 8 sports modes (running, walking, badminton, cycling, basketball, football, swimming, jumping), the watch shows your accurate steps, calories burned, exercise Mileage, heart rate, you can view more detailed data on the app. IP68 waterproof, can be used in environments such as washing hands, sweating, and raining (Note: cannot be used in hot water or sea water.) 【Message Notification and Multifunction】By connecting this smart watch to your phone, you can receive notifications from Facebook, WhatsApp, Instagram, Twitter, etc., and even hang up the phone. It will never let you miss anything important. There are also timer, stopwatch, device search, sedentary reminder, music control, time display and other functions. Press and hold for 5 seconds to power on and off. If it cannot be turned on, it needs to be charged. 【Long Battery Life & Compatibility】The outdoor watch for men is compatible with mobile phones running iOS 10/Android 5.0 and above, and suitable for Bluetooth 4.0 and above. Built-in 200mAh men's fitness sports watch, charge for 2 hours, standby for 15 days, and can be used for 5-7 days. In addition, this fitness watch is easy to wear and very slim, making it a perfect choice for fitness enthusiasts.