1)T8 (3*18W,3*30W,3*36W) 2)Dimension: 595,915,1195*595*75 mm 3)High quality cold-rolling steel housing treated by epoxy powder spraying,no color changing,no peel off.Steel thickness ranging from 0.3-0.6mm.Optional reflector,matte aluminium,mirror aluminium and satinless steel at your choice 4)HAOJIAN electrical ballast or magnetic ballast,low temperature, no noise and quickly startup 5)0.5-0.75mm2 internal wire,heat-resistant 6)Suitable for office,supermarket,factory,hospital and meeting room etc. We offer excellant OEM service at a competitive price,inquiry now for more details.