Lightweight industrial design with multiple hanging points including vertical from the end, vertical from the side and horizontal. Advanced wide T5 optical design for maximum coverage and diffusion. Highly reflective aluminum insert for maximum performance. Cool operation housing design to keep electrical components thermally stable. Includes Spectralux® 54 watt T5 HO 6500°K Blue lamps High lumen per watt rating at 5,000 lumens per lamp Energy efficient electronic T5 ballast Pre-wired with 240 volt 8 ft power cord for ease of use. 8 lamp fixture has dual on/off switches that control four lamps each US Patent Pending: 29/511,663 Chinese Patent: ZL201530031833X One year warranty on lamps