Features built-in electronics that interface with Humminbird? 700, 900, and Matrix series fishfinders, allowing downrigger control from the sonar display (requires CannonLink module, sold separately). Comes standard with Cannon's exclusive Short-Stop that safely stops weight retrieve at the water line. Advanced fishfinder controls include: Ability to raise and lower downriggers from the sonar screen Cycle function jigs weight up and down at a set depth/time interval Bottom tracking function using the fishfinder's transducer Adjustable Positive Ion Control Features: Retrieve rate: 250 feet per minute Weight capacity: 20 lbs. Heavy-duty telescopic boom 400' of cable Dual rod holders Swivel base Manufacturer's limited lifetime warranty