There are many kinds of watches, mainly mechanical watches, electronic watches and smart watches. Mechanical watches are the earliest watches, which mainly rely on mechanical gears and need manual calibration and maintenance. Electronic watches maintain time through electromagnetic field changes or crystal oscillation. In addition to displaying time, smart watches have many functions, such as heart rate monitoring, step counting, telephone calls, message reminders and so on. , can help people manage their lives more conveniently.
Watches play a very important role in life. In addition to accurately displaying the time and reminding people of various schedules in daily life, it also has certain decorative and status symbol functions. Different brands, materials and design styles of watches can show different personalities and tastes, and some watches have even become a collection culture. Watches also play an important role in some special industries, such as sailing, diving and flying. They require watches to be durable, waterproof and shockproof.