Minn Kota MKR-MI-1 Adapter Cable f/Helix 8,9,10 12 MSI Units [1852084]MKR MI 1 Adapter Cable for Helix 8,9,10 & 12 MSI Units MEGA Imaging uses high frequency sonar so you can easily distinguish fish from structure, see the direction fish are facing and even target individual species. And now with MEGA Imaging+, you'll be able to scan deeper and wider without sacrificing clarity. Adapter connects your Humminbird HELIX 8, 9, 10 or 12 fish finder with a built in MEGA Side or Down Imaging transducer on your trolling motor.