Made of 6061 marine grade solid billet aluminum The new Trim Tab Light with Halo PRD diffuse reflection system, increasing the angle of light to 180 degrees 8000 lumens Mounts to any trim tab or cavitation plate. Light includes mounting template and an electronic LED waterproof driver that mounts inside the boat. Made of 6061 marine grade aluminum with a hard anodized black finish. Lifetime warranty. If you use this light in saltwater, apply TEFGEL to all fittings (available in our online store) 12 to 24 volt input