The Garmin Striker 4 is the most popular entry-level fish finder/GPS combo among Caribbean fishing boat operators. Clear CHIRP sonar, built-in GPS for waypoint marking, and a compact 3.5" display make it perfect for fishing vessels, day-boats, and small sport fishers in Grenada.

• 3.5" sunlight-readable color display
• CHIRP sonar technology for clearer fish arches
• Built-in GPS — mark fishing spots and create routes
• Includes GT20-TM transducer
• Waterproof IPX7
• Float: unit floats if dropped overboard