LED docking lights draw a fraction of the power while producing a brighter output. Performs like a true "docking light" instead of a narrow-beam headlight. White LED light stays cool to the touch. The rubber gasket provided creates a barrier that protects hull from water entry, ensures the light Is watertight and keeps all electrical components fully sealed. Low-profile, surface mounted and are easy to install. No hole saw needed - only a small hole for wiring and 3 screws for attachment required. 1.2" H x 4.5" W x 2.8" D. 10-year warranty.