Lowrance HOOK2 4x Bullet Sonar - the world’s easiest fishfinder!

HOOK2-4x Bullet Sonar offers simple menus, easy access to key functions and Autotuning sonar. 

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 HOOK2 Autotuning sonar. Just plug it in and fish. It doesn't get any easier.

Easiest-to-use menu operation and Dedicated Keypad

Make the adjustments you want with fewer key presses via a simplified menu layout and dedicated keypad.

Lowrance® Wide-Angle Broadband sonar

Stay on the fish more easily with proven Lowrance® Broadband sonar, delivering the best traditional sonar views.

Built-in GPS Plotter

Save waypoints, follow trails and navigate to your favorite fishing spot with a simple and accurate GPS Plotter.

Easy front-dash or quick-release bracket mounting installation

Pick the best installation option for your boat from simple flush-mount and quick-release-bracket installation options.