Radio Remote Control "Autodrop", 4 channel. This Remote Control allows you to run your windlass and/or bow thruster from any position on your vessel. Unit features a watertight casing and is easily mounted. The 4 channel frequency is unique to each unit. Easy hand held remote comes with mounting bracket and lanyard for ease and convenience of use. Large color coded buttons: Up/Down for windlass and Port/Stb for Bow Thruster, Remote On (Green) and Remote Off (Red). Easy installation with included wiring diagram.