Kit includes: Vertex 250W Metal Halide Ballast, Reflector with Mogul Socket, Power Cords (approx. 10') with connectors, CoralVue 250W Lamp. Please see lamp selection for available lamp upgrades. The Vertex Electronic Metal Halide Ballast; boasting our "flawless design, remarkable performance" philosophy, this is the Metal Halide ballast to benchmark all others. Powered by a technologically advanced electronic core, each Vertex Electronic Metal Halide Ballast produces unparalleled peak performance with the highest power factor on the market. Reflector Options: * Spider ReflectorFeatures Advance reflector design. Designed for 1 Metal Halide with Mogul Base (included). Mirror finish for up to 99% reflectivity. Approx. Dimensions:5" x 11" x 13" ( HxWxL ) * Large Spider ReflectorFeatures Advance reflector design. Designed for 1 Metal Halide with Mogul Base (included). Mirror finish for up to 99% reflectivity. Approx. Dimensions:6" x 13" x 16" ( HxWxL ) * Lumenarc III Reflector - Square, symmetrical design for amazing output & uniformity - Accommodates all lamp sizes except BT-56 (1,000W) - Does not accept glass UV lense - Includes complete socket assembly - Dimensions: 19.25” L x 19.25” W x 9” H * Lumenarc III Mini Reflector Same as our Lumenrarc III but smaller to fit tighter canopies. - Dimensions: 14.5” L x 14.5” W x 6.5” H * LumenBright 3 Reflector Revolutionary brand new design from CoralVue. LumenBrite III reflectors are made from mirror finish German Aluminum with 95% reflection rate. Octagonal Design with total of 25 Optical plains for maximum reflection rate. Up to 16% more efficient than any other similarly designed reflector on the market. Dimensions: 19 3/4" x 19 3/4" x 9" H * LumenBrite 3 Mini Reflector: Same as LumenBrite 3 but smaller to fit tighter canopies. Dimensions: 16" x 16" x 7" H * LumenMax ELITE Reflector: High performance 95% reflective Alanod brand reflector material. Highest output in it’s class. Quick release low profile mounting bracket for canopies. Designed to illuminate 2’x2’-30”x30” areas. Adjustable socket with multi-position power cord, Powder coated and rustproof frame. Can be suspended with our wire-suspension hanging kit (sold separately) Lightweight (3.7lb with socket) Dimensions: 14.5”x14.5”x5.3”