1. Outdoor activity tracker and smartwatch for men. 1.53" IPS touchscreen with 360x360 pixels. Adjustable brightness for clear viewing in strong outdoor light. 500 mAh battery with standby up to 30 days and normal working time up to 7-10 days. Includes a compass and LED flashlight to help you navigate outdoors. 3 ATM waterproof for daily use. 2. Smart watch for men equipped with a 5.3 Bluetooth chip, compatible with Android and iOS (Android 6.0 and iOS 8.0 and above). Features include social media message notifications, Bluetooth calling, and a voice assistant. Health monitoring includes blood pressure, blood oxygen (SpO2), and dynamic heart rate. Sleep monitoring, alarm clock, calculator, calorie counting, social calling card, sedentary reminder, stopwatch, remote camera, music control, weather forecast, multi-dial switching, drink-water reminder, and 100+ sports modes. 3. Smart watches for men connect to your phone via Bluetooth to make and receive calls, keeping your hands free while socializing and entertaining. Stay connected without constantly pulling out your phone. Privacy note: due to mobile phone permissions, caller ID shows the number rather than the name, and social app message notifications do not display content. 4. Health watch for men supports 24-hour heart rate monitoring and real-time blood pressure and blood oxygen detection. Sleep monitoring records sleep time and status (deep sleep, light sleep, eye movement mode). Fitness watch features over 100 sports modes and can monitor distance, exercise time, and calories burned for most modes to help you understand your physical condition and develop a healthy routine.