Dominator XXXL Single Ended Non AC Reflector 3/PackMassive size for increased coverage area and excellent uniformity. Allows closer placement to plants. Powder-coated galvanized steel housing. Highly reflective aluminum interior offers excellent reflectivity and diffusion. Includes unique socket assembly with 15 ft lamp cord that is attached with four wing nuts. Some assembly required. US Patent: D613,900. Sold to retailers in increments of 3 only.