GVO Marine Electronics: We provide reliable, safe online shopping 24 hours a day, 7 days a week throughout the U.S. and the world. We are strongly committed to providing our customers with top quality merchandise and world class service. Model 63430 SteadyCast? Heading Sensor Know where you're actually casting. 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. Features: Ensures bow orientation on your chartplotter matches your heading Heading accuracy of plus or minus 3 degrees Easy NMEA 2000 plug-and-play interface Simple 2-step calibration process 9-axis MEMS technology allows installation in any orientation located away from magnetic interference 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. Effective in Rough Waters You can also be confident your heading information will remain accurate, even in rough water. Easy Installation, Fast Calibration SteadyCast heading sensor installs easily with NMEA 2000 plug-and-play interface and a simple 2-step precision calibration process for compatible Garmin chartplotters. Basic calibration for displays other than Garmin is also supported. Its 9-axis MEMS technology allows installation in any orientation located away from magnetic interference, and it's built to withstand bilge environments. In The Box: SteadyCast heading sensor with integrated NMEA 2000 drop cable (6 ft) NMEA 2000 T-connector Documentation GVO Marine Electronics: . Get the item you ordered or get your money back. Covers your purchase price and original shipping.