Sun Blaze fixtures utilize an advanced reflector for excellent reflection and diffusion. This product has louvered venting for cool operation. High output lamps offer a 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 foot 240 volt power cord for easy operation. One year warranty on lamps.