The LUXCORE XL by Farmania provides artificial light for your plants for indoorenvironments or in the demanding environment of a commercial greenhouse. FEATURES: One of the largest reflectors in the market Completely sealed edges make the LUXCORE XL airtight Includes tempered glass, built-in socket and 15' lamp cord Highly reflective European aluminum interior for maximum lighting reflection and uniformity Durable white powder coated finish. Maximum air cooling with built-in 6" fittings Reflector dimensions: 2.18' *1.73'*0.88'(L*W*H) Square shape is perfect for square growing areas (i.e.4x4’)