The NAV-100 is a well-made product built inside two strong aluminum chassis. Rudder sensor is a very resistent polymer piece with metal parts built using the best stainless steel to avoid any rust risk. Although this pilot is minded for professional seaman, it remains an easy to use navigation device. Everything could be done with its 4 soft touch keys and the front panel knob. The Command Unit is equipped with a five inches widescreen LCD, which allows an easy data acquisition. The NAV-100 software includes a series of prefixed parameters that user can simply select for slow or fast navigation. The NAV-100 is both an easy to use equipment, with high level adjustments to provide professional or amateur sailor, and the finest navigation solution.