KMASHI 21 LED Flashlight UV Light Pets Urine Stains Detector Ultraviolet Blacklight Powerful, portable and handhold UV flashlight include 21LED emits 395nm wavelength. Perfect for outside using such as spot scorpion and hunting fish. Clearly show pets urine and stains on Carpet, Rugs or Furniture Material. Authenticate currency, driver license, official identification cards, passports. Distinguish Ore, jewelry, jade and identify cosmetics as facial mask, lipstick.