This kit contains a Radiant 8"" Vertical Air Cooled Reflector (With Lens) and an Agrosun Red Sodium High-Pressure Sodium (HPS) Lamp, 1000WRadiant V - High-Intensity Air Cooled ReflectorFor an intense downward light column, the RD8VAC is your best choice for performance and value. Fully designed and engineered in the USA to provide the best combination of intensity and distribution over a 4' x 4' area, the Radiant V also efficiently cools the lamp chamber without sacrificing any reflectivity. Manufactured with 95% reflective aluminum in a durable powder-coated outer enclosure, this CSA/UL rated reflector from Hydrofarm is the way to go for direct, downward light applications.• Vertical lamp optimizes downward light delivery• Multifaceted design provides superior uniformity, maximum output, and top performance• 95% reflective European hammertone aluminum• Specially designed airfoils provide optimum cooling with minimal airflow restriction• Integrated hanger/handle• Low profile integrated lamp cord• Pre-galvanized powder coated body for durability, strength, and longevity• Completely sealed, hinged, and latched lens systemAgrosun Red Sodium High-Pressure Sodium (HPS) Lamp, 1000WAgrosun Red Sodiums are the best choice for enhanced flowering, increased crop volume, and supplemental greenhouse lighting. Not only will they produce more, larger, and better flowers, but they will do it quicker than common sodium bulbs. Red Sodiums are recommended for situations where high output supplemental light is preferred.1000 watt - 146,000 initial lumens