Garmin SteadyCast 0753759173838 Control Rate Sensor One Size Black

SteadyCast heading sensor is a simple, easy-to-install solution that provides fast calibration and premium heading accuracy. It aligns your boat bow to its actual orientation so you know where you are casting according to your chartplotter screen. Accurate Heading Even at Low Speed - Its heading output rate at 10 Hz and accuracy of plus or minus 3 degrees ensures your chart orientation and boat heading line match up with reality, even at trolling speeds or when dead in the water.