MassMall UV Flashlights/Black Lights/Ultraviolet LED Flashlight Black light Reveals Hidden Pet Stains and Urine."Pet Detective with Feature Currency,Jade and Authenticate Documents Detector,Scorpions Detector UV light used to prevent forgery, authenticate documents,jade and currency for example. Spot certain chemical/gas leaks, Fingerprintand pet urine stain can be found Locate dangerous pests like scorpions or rodents Very fashion design. 9 led bulbs on the flashlight