Connected thermometers are digital devices that measure temperature and can connect to the internet or other smart devices. They often use Bluetooth or Wi-Fi to send temperature readings to a smartphone app, allowing users to monitor temperatures remotely. This feature is particularly useful for cooking, where precise temperature control is essential. These thermometers can be used in various settings, including kitchens, laboratories, and even for monitoring body temperature. Many connected thermometers come with additional features, such as alerts for temperature changes and data logging, making them versatile tools for both professionals and home users.