32 watts 48 inch T8 UV output 350nm BlackLight Blue Fluorescent Linear Tube Light<br/> Fluorescent 32 watt black light blue T8 straight tube features a medium bi-pin base, and can last an average of, 20,000 hours. <br/> A Blacklight Blue lamp is essentially the same as a standard Blacklight but the glass is designed to filter out visible light. <br/> Used by psychedelic shops for lighting fluorescent posters, displays, etc. <br/> In bars and restaurants, the Blacklight Blue is used where only fluorescent material in clothing and objects, most white clothing, teeth, and whites of the eye, are desired for effect. <br/> Often used by the theatre to achieve a similar effect. Additional industrial uses would be inspection.<br/><br/> Product Features<br/> - 32 Watts - length: 48 inch <br/> - diameter: 1 inch<br/> - 20000 hours average lamp life<br/> - Black Light Blue Color, Medium Bi-Pin Base<br/>