GPS devices are tools that help people find their way using signals from satellites in space. They can be found in cars, smartphones, and handheld units. By receiving signals from multiple satellites, a GPS device can determine its exact location on Earth, making it easier to navigate to a destination. These devices are especially useful for travelers and outdoor enthusiasts. With features like maps, directions, and points of interest, GPS devices can guide users through unfamiliar areas. They have become essential for many, ensuring that people can reach their destinations safely and efficiently.