Marine Searchlight 3000W Product Description Application: This product is designed to use for illumination with long distance and targeted searching on night navigaton, life saving, alert etc. Proudct feature: 1. Easy to install and replace the bulbs. 2. High lighting intensity and long illuminate distance. 3. The body of light is made of steel and stainless steel two type of material which surface be coated by ship special use powder with the feature of excellent corrosion and shock resistance. 4. Light source adopts imported incandescent focus bulbs. High light efficiency, and long service life. 5. There are spherical toughened glass feflector and focal distance adjustment device inside of light, which can adjust the focal distance flexibly from fornt to back. 6. Rotate the body of light 180 degree in horizontal and 30 degree in pitch by hand. 7. The cable outside diameter is Ø16~Ø21mm