Supply Of Fan Cooled Black Light ( Ultra Violet ) Model : Uv 100 F To Use With Zb 100F For Testing With Fluorescent Magnetic Particles Complete With 100 W Uv Bulb Separate Kopp Filter Hood With Handle ( Both Imprted From Usa ) And Choke ( 7 Meter Cable From Hood To Choke ) The Intensity Shall Be Not Less Than 4300 Microwatts / Cm2 At 325 Mm And Operating Voltage 220 V Plus Minus 15 Percent. Make Ndta / Magnaflux / Squaremag [ Warranty Period: 30 Months After The Date Of Delivery ]