BESTSUN WF-502B Ultraviolet LED Flashlight, UV Black Light Flashlight, Powerful Ultravilot Urine Detector for dogs, Pet Stain Detector, Dog Urine Remover, Bed Bug Detector (Battery not Included) One Powerful Cree LED, the uv flashlight are clearer and larger area to fluoresce dried urine, stains , odor of dogs small animals on carpets, curtains, furniture & rugs, linoleum, wood surface or just about any fabric ; food stains on floor, table. The ultroviolet blacklights can easily spot Scorpions, authenticate currency, driver license, official identification cards, passports Brighter with fairly foused output for this urine detector: emits 395nm wavelength with one quality ultraviolet led light, Made by High Quality 6061T CNC aluminum,Water & Scratch resistance glass lensShock Resistant - Hard anodized finish for extreme corrosion impact 395-410nm UV Flashlight, a must if you have carpet and pets,Power by: 1 x 18650 rechargeable battery (not included)