Smart watches are wearable devices that combine the functionality of a traditional watch with advanced technology. They can connect to smartphones, allowing users to receive notifications, track fitness activities, and monitor health metrics like heart rate and sleep patterns. Many smart watches also offer GPS navigation and customizable watch faces. These devices often run on specific operating systems, such as Wear OS or watchOS, and can support various apps for added functionality. With features like voice commands and touchscreens, smart watches provide convenience and accessibility, making them popular among tech-savvy individuals and fitness enthusiasts alike.