A smart collar is a wearable device designed for pets, typically dogs and cats, that provides various features to monitor their health and activity. These collars often include GPS tracking, allowing pet owners to locate their animals in real-time. Additionally, many smart collars can track vital signs, such as heart rate and temperature, helping owners keep an eye on their pet's well-being. Some smart collars also offer training features, such as sound or vibration alerts to reinforce commands. They can connect to smartphones via apps, providing insights into a pet's behavior and activity levels. Overall, smart collars enhance pet care and safety through technology.