Davis Instruments Fish Seeker Trolling Plane - Clear, 512

At 2.0 mph (0 .44 m/s) you can choose any trolling depth from 5 to 80' (1.5 to 25M). Use for salt or fresh water fishing with 6-25lb test line. A good replacement for outriggers and heavy lead ball sinkers Simply choose the right setting for desired depth let out enough line and troll at slow speed.