smart watch and other wearable product

The working principle of smart watches is mainly to connect the watch with a built-in intelligent system, a smartphone system and a network to achieve multi-function
Sync phone calls, mails, photos, music, and more from your phone. In addition, the smartwatch can also record the daily exercise and sleep time. Smartwatches
The working principle is similar to that of a smartphone, which is provided by hardware components such as processors and sensors, as well as pre-installed operating systems and applications
for a variety of functions and services.