Sun Blaze® fixtures feature an advanced reflector design that delivers excellent reflectivity and diffusion. White powder-coated steel housing is durable, has louvered venting for cool operation. High output lamps have an extremely high lumen per watt rating. 5,000 lumens per lamp. Comes with Spectralux® 6500° K (blue) T5 HO lamps. 3000° K (red) lamps can be purchased separately. The Smart Volt® electronic 120 to 277 volt ballasts are energy efficient and high output. Wire cable hangers included with every fixture. Now features additional hanging holes for V-hangers that are included with every fixture. Hang horizontally or vertically. 12 ft 240 volt power cord for easy operation. One year warranty on lamps.