The Startec UVLED 48 is the next generation 4 foot black light. It gives you the affordability and space of a traditional fluorescent blacklight tube and lamp, but with the super long life of LEDs. The Startec UVLED 48 is the next generation 4 foot black light. Gives you the affordability and space of a traditional fluorescent blacklight tube and fixture, but with the super long life of LED..PZA MORE SPECS