Lowrance structure scan sonar imaging. Designed for all HDS displays. Full picture with panoramic underwater sonar imaging. DownScan Imaging ™ , high detail sonar image scanning focused straight down below the boat up to 300'. SideScan imaging detail showing full screen viewing for super crisp detail w/500' side-to-side underwater coverage. SideScan + DownScan Imaging ™ merges side & down sonar scans in split-screen gives you the complete picture. View DownScan Imaging ™ with HDS Broadband Sounder in split-screen, to remove all the guesswork. Networkable with up to 3 HDS multifunction displays or high-speed Ethernet sensors. Fully waterproof module. Rugged transducer with a smoothly fluid low-profile, low-drag design for multiple mounting locations. Built-in water temp sensor.