This handy professional cordless13 watt UV Blacklight is great for locating those hidden pet stains. Easily locate those nasty scorpions at night when they come out whether inside or outside. Great for cash register clerks, nightclubs, casinos, bars, clubs where servers use it for detection of those large counterfeit bills or credit cards. Helps deter passing of bogus money. Also used to detect old glass and vaseline glass. In works of art, modern paint will fluoresce or glow under a black light, older paints will not. Thus, pictures that have been touched up with modern paint will glow. Repairs or hairline cracks may show and become more apparent under backlight. Reveals pet stains, animal feces, urine and many other applications where a blacklight is used for detection and authenticity. Black Light Stain Detector also used for UV Curing and UV Leak Detection. Optimum Longwave 365nm uv range for maximum detection. 13 watt bulb puts out approximately 75watts of candlepower. Special online offer only $79.95 for the UVR-13W and $11.00 for the The Blacklight Book with free shipping and confirmation.