Everyday Use - This black light emits 395 nm wavelength, easily spots animals’ urine stains on carpet or clothes, like cat or mouse; and invisible food stains on floor or table. Time to get it and clean up the house. Safe Use - It display blue light on something that contain fluorescent whitening agent. Clearly show you that fluorescent Whitening agent contained in Baby clothes or your cosmetics or not, pretect your baby from fluorescent agent. Practical Use - UV torch can not only help you check a fake banknote, driver license, security markings on various high value items, but can also be used to check for scorpions and bed bugs. Mini Size and Durable - Made of high quality aluminium alloy, scratch and fade resistant, very sturdy and well-built. You can take it any where because of its mini size. Easy to Operate - With only one push-button, simple and easy to use.