【1.53-inch Large Screen & Military-Grade Smartwatch】 This smartwatch features a 1.53-inch touch display that can express high-definition and beautiful colors, and adopts a highly visible 360*360 high-resolution large screen, making the image quality clearer and displaying characters on a more precise large screen. It uses military-grade materials and has cleared military standard certifications such as high temperature, low temperature, impact, dustproof, and waterproof! *Please refrain from using it in baths, saunas, seawater, hot springs, etc. 【Bluetooth Calling & Message Notification Function & Voice Assistant】 Built-in speaker & high-performance microphone, allowing you to make calls with the smartwatch without taking out your mobile phone. Call history is also displayed, and you can also save call records. Free your hands and further improve the efficiency of life and work. You can check all content without taking out your smartphone. You can also delete messages. 【100 Kinds of Exercise Modes & GPS Exercise Recording】 Equipped with approximately 100 sports modes such as running, walking, and cycling, and when connected to the app, you can record data such as exercise distance and time. GPS exercise compatible, you can also directly see the exercise trajectory on the app. Measures steps and calorie consumption, checks calorie consumption during daily life and workouts, and helps you plan to achieve your goals. (The smartwatch's GPS is GPS via smartphone.) 【400mAh Large Capacity Battery & Customizable Watch Face】 This smartwatch has a built-in 400mAh large-capacity battery, so you don't need to charge it frequently. It can be used for 7-10 days on a single full charge (the duration of use varies depending on individual usage and radio wave strength). Charging starts when you connect the included magnetic charging cable to the smartwatch's charging terminal. In addition to the watch face on the smartwatch itself, you can download over 300 types of watch faces with the dedicated app, and you can also set your favorite photos, such as photos of family, lovers, and idols, to the watch face screen. 【Music Control & Camera Remote Control & Various Functions】 While wearing the smartwatch on your wrist, you can remotely operate your smartphone's camera and take a picture by touching/shaking the camera control screen. In addition, it is equipped with various convenient functions such as weather forecast, brightness adjustment, stopwatch, alarm, and find my phone.