Efficient / Low Power Use: Highest efficiency design for low power consumption versus competing units. Built in Triple O-Ring sealing on each fixture. Customer MUST supply their own transformer. 75 Watt MR-16 halogen Bulb. built in over-temp overload protection. * Rugged: Superior dependability in salt-water or fresh water environments. The light is compatible with all standard 12-volt systems. If submerged in at least 1" of water, a full 75-watt MR-16 halogen lamp can be used. Fully ETL tested and approved, the light is designed for decorative lighting applications of all types. 75 watt MR-16 lamp included. Clear tempered glass window. Thermoplastic mounting bracket with brass screws and removable thermoplastic base. * Corrosion Resistant: Superior dependability in salt-water or fresh water environments. A base is supplied which allows for easy aiming and sturdy installation. Weight can be added to the base to keep the light in a single location. A 1/2" PVC pipe can also be added to the light to extend the height or used in place of the base for installation directly into the ground. Light can be postioned above or below the water surface to illuminate the feature. * Dependable: Backed by a three-year warranty. Cord Length: 20" SJTOW underwater rated power cord. Made in the U.S.A. Three-year Warranty. * Ships UPS. Low Maintenance: Fully Tested: ETL listed to stringent UL and CSA Safety Standards.