A smart watch is an electronic device with some kind of display. Its primary function is fitness tracking. They can also serve as a form of communication. These watches work with smartphones and can send and receive text messages, make calls, and even display messages.
Smart watches come in different shapes, sizes, and functions. The most common are round. Some models have an analog or digital clock face. Many use a touchscreen.
Most have a battery life of around one or two days. However, some models can last up to three weeks. Other smartwatches are equipped with NFC chips that allow users to pay for things without a phone nearby.
In addition to basic functionalities, some smartwatches are designed for sport and sailing enthusiasts. These devices monitor variables like speed, wind speed, and direction. If you’re a swimmer, a water-resistant model may be the perfect accessory for you.
Several models of smartwatches are now available with built-in LTE connectivity. They also have GPS navigation. Depending on the model, these features can add a lot of functionality to your device.
Some smartwatches have apps for games, music, and social media. You can download them from the Android or iOS app store.
Some smartwatches have medical functions, too. Modern models can measure pulse, oxygen level in the blood, and pressure. They can warn users when measurement values are inaccurate. Also, some offer a sensor that can detect heart rate, respiratory conditions, and other health issues.