Product description Pets UV Urine and Stain Detector The UV black light is portal to a hidden world. Shine it uncover urine stains from pets, to authenticate currencies and IDs, or to spot scorpions when camping. Can only spot dried urine stain; Does not work on reflective surface or carpet with fluoresce; The ultraviolet led black light works best in dark environment, the darker it is, the better it works; For few dark color carpets, the reflected stain color will be very close to the color of the carpet, making it harder to see. FOCUS ADJUSTABLE Simlar size to most torches, The UV light has an individual LED light to illuminate any stains or marks. The torch has a larger scope which is equivalent to 100 lamp beads flashlight to make stains clearer. Zoomable design Fully zoomable from wide to narrow beam,get distant observation or wide range illumination. IPX4 Waterproof and detachable clip This flashlight is suitable for all kinds of weather, whether fog or rain, for extra safety and protection in bad weather. Allowing for a convenient pocket carry without tearing. 365nm is the Real Dedicated Detection Spectrum. 365NM INVISIBLE ULTRAVIOLET LIGHT--365nm ultraviolet light is invisible to the naked eye, so that it is not as BRIGHT as the 395nm flashlight, but more nice for detection of high demand like fluorescent agents & security code. 365nm UV is the real dedicated detection spectrum. It can be used in natural light and performs better in the dark with little visible light leak. 395NM VIOLET WAVELENGTH --Right-hand man of housework cleaning (dog, cat, rodent stains/ bed bug), search partner for scorpions. Detecting Pets' Urine Stains and skin ringworm The UV can reveal the stains or fluids which are invisible to the naked eyes on the floor or even grass. woods lamp sk