Microprocessor based trim tab control with LED tab position indicators NMEA 2000 compatible with JLC-NMEA adapter (sold separately) Move both tabs up or down simultaneously with a single motion Dual station ready – just add a second JLC-11 and JR-* cable (sold separately), * = cable length Automatic return to last tab position if ignition key is turned off and back on again Completely sealed, completely waterproof and will not deteriorate in sunlight Automatic tab retraction and calibration with key or accessory switch off Easy upgrade from any of our Lectrotab controls No external power module required LED tab position indicators dim automatically in darkness and brighten in sunlight Single or Dual Actuator per tab Operates on 12 or 24 volt dc systems