Humminbird Mega Live Imaging Trolling Mount Transducer Humminbird Mega Live Imaging Trolling Mount Transducer lets you see real time, high detail views of Fish and structure on your compatible Humminbird control unit. This is an absolute game changer for the Humminbird Range. Multiple viewing modes: Down, Forward, Landscape giving you a great selection to see all around your boat. Mounts to Trolling motor shaft Mega Imaging detail gives you an incredible view allowing you to keep Fish and your lure in sight Mark and view Waypoints to help remember good fishing spots when connected to a GPS Receiver with Heading sensor No external Sonar box installation needed, connects to compatible Humminbird units via included Ethernet cable, which allows for extra option Sonar source like a MEGA 360 to the unit Compatible with Helix 8-15 G3N & G4N models with MEGA Imaging, all Solix models, and all Apex models Optimal performance can be achieved connected to Minn Kota Ultrex or Fortrex with built-in MEGA Imaging