... : 1) 10W 14", 15W 18", 20W 24", 30W 36", 40W 48" 2) Metal material with UV Black fl uv lamp.TEL:0086 ... suitable for using in: factory, office,supermarket, hospital,shop etc.2. our products use trichromatic thulium fluorescent tubes, which is with ... wavelength ranges from 360nm-380nm. Products' power ranges from 4w-40w, their lengths are from 360mm-1230mm. so that we can ...