HOOK-4x 4" GPS Bullet Fishfinder with Track Plotter Transom Mount Bullet Skimmer Transducer The world’s easiest fishfinder, HOOK 24x Bullet offers simple menus, easy access to key functions and Autotuning sonar. Powered by proven Lowranceperformance, HOOK 24x features wide-angle, Broadband sonar coverage, plus a simple and accurate GPS Plotter. Just plug it in and fish. Yes, it's that easy.Features: 4-inch SolarMAX Screen -Get crisp and clear views of fish and fish-holding structure with the excellent clarity and daylight visibility of a high-resolution SolarMAX display. Automated sonar settings -You will spend more time fishing and less time dialing in your sonar with HOOK 2Autotuning sonar. Just plug it in and fish.