The Garmin Striker Plus 4 Dual-Beam Transducer Fish Finder/GPS Combo proves big fish-finding tech doesn't require a wall-sized fish finder. This sleek, compact Garmin fish finder brings a bright, sunlight-readable 4.3" display with an intuitive user interface, perfect for all anglers from novices to pros. Unlike ordinary compact fish finders with minimal power and features, this Garmin Striker fish finder brings built-in high-sensitivity GPS, an outstanding dual-beam transducer with Garmin CHIRP traditional sonar, and the unique Garmin Quickdraw Contours live mapping system. This innovative technology creates 1' contours of the area beneath and around you, live as you boat and fish, for up to an astonishing 2 million acres. Your Garmin Striker Plus 4 Dual-Beam Transducer Fish Finder/GPS Combo also lets you place waypoints and create full routes to return to fishing hotspots or always know the ideal navigation path. Boat speed display keeps you informed, and the IPX7-rated waterproof ruggedness ensures your Striker Plus will stand up to any harsh marine conditions. Includes Garmin dual-beam transducer, power/data cable, tilt/swivel mount, hardware, and documentation. Bright, sunlight-readable 4.3" display Intuitive user interface: perfect for novices and experts alike Built-in Garmin Quickdraw Contours live mapping with 1' contours for up to 2 million acres Dual-beam transducer with Garmin CHIRP traditional sonar Built-in high-sensitivity GPS Marking options: place waypoints and create full fishing/navigation routes Boat speed display IPX7-rated waterproof