Brightest Black Light Flashlight on Amazon- UV Urine Detector - Ultra Bright Pet Stain Finder - 12 UV Blacklight LEDs in Shock-proof Aluminium Casing for Detecting Dry Pet Dog-Cat-Rodent Urine Stains on Carpet, Rugs, Curtains & Furniture Fabrics That are Otherwise Invisible to the Naked Human Eye Guaranteed - (3) AAA Alkaline Batteries Required- Lifetime Guarantee - Divine LEDs