• 95% reflective German aluminum interior offers excellent reflectivity & diffusion. • Square, symmetrical design for amazing output & uniformity. • Adjustable socket bracket to accommodate different length & wattage lamps. • Does accept glass (sold separately). • Rust proof & light weight aluminum body. • Attractive and durable black powder coated finish. • Comes with 15 foot lamp cord. • Slotted and louvered for excellent cooling. • For use with mogul base lamps up to 400 watts only. Dimensions: 15 in. Long x 11 1/2 in. Wide x 5 in. Tall