The Garmin GPS-Auto Drive 5 USA LM EX (010-01532-0E) is a top-of-the-line automotive mountable GPS unit with a 5" screen size. It features a variety of useful functions such as speed limit indicator, internal GPS antenna, wireless Bluetooth connectivity, address book, points of interest display, built-in altimeter, color screen, audio book player, and more. With lifetime map updates and a touch screen interface, this GPS unit is perfect for drivers looking for a reliable and user-friendly navigation system.