Black Light 4 watt - 352 nm (# BLF4T5)

Black Light - F4T5 - 4 watt, Bi pin, Length - 5.3", Ultraviolet Output - 0.5 watts. Life - 3000 hourse. Like These lamps emit highly concentrated radiation between 315nm and 400nm (at peak 352nm). Other specifications are similar to those of general fluorescent lamps for illumination. They are used for trapping insects, luring lamps, photosensitization and photochemical reactions. Warning: The radiation of these lamps is harmful to eyes and skin. Protect your eyes and skin against the ultraviolet rays