Introducing the Humminbird Helix 12 CHIRP SI GPS fishfinder, a reliable and feature-packed device for fishing enthusiasts. This head unit only device boasts a 12.1 inch color display with a resolution of 1280 x 800, making it easy to read and interpret underwater readings. It includes a depth indicator, speedometer, temperature sensors, and distance indicators. Built with NMEA 2000 connectivity, this device is capable of networking with other fishfinders, providing accurate and up-to-date underwater information. It comes with preloaded maps and chart plotting features, making it easier for users to navigate their way around the water. This device is waterproof and includes mounting hardware, making installation a breeze.Item relisted because it had the wrong information for the item, This is a good working Helix 12 Chirp SI GPS everything works as it should i purchased a Solix 15” for my boat and don’t need this unit anymore.