One Box Indication Unit for Hydraulic SystemAn attractive and user-friendly, stand-alone helm control without the need for an external control unit. The functionality and "brains" of the control unit are engineered directly into a single, space-saving, and simple-to-install keypad. Reduce bow rise, plane faster, and correct listing.Features:Convenient "All Up" and "All Down" buttonsTrim tab position LEDs always show you where your tabs areAuto tab retraction (tabs retract up when the ignition is powered off)Easy-to-install single lock nut designBacked by Bennett's outstanding customer support