PracticalUV flashlight is perfect for revealing dry dog, cat and rodent stains as well as unfavorable spots invisible to the naked eye. Easily spot scorpions, verify currency, driver's licenses, official ID cards, passports. It also works as a nail dryer.SAFE USEWith this UV light, you can find fluorescent brighteners in baby clothes or cosmetics, ensuring protection from fluorescent agents. For items without fluorescent whitening agent, it will be violet light; for items containing fluorescent whitening agent, it will emit blue light.Quality Guarantee12 top LED lights emit 395nm wavelength, each LED can last up to 12 years. So you can start discovering and instantly identifying your furry friend's favorite spots right away. It can be taken anywhere and can be easily stored in the small size.