The Lowrance Elite 9 Ti Boat Chartplotter GPS Fishfinder is a high-quality head unit designed for indoor and outdoor use. With a 9" display size, this unit is perfect for fishing activities. It features both decimal and imperial measurement systems and comes in a sleek black plastic design. The Lowrance brand ensures reliability and precision with its GPS sensors, making it a must-have for any fishing enthusiast looking to enhance their boating experience.