[PROFESSIONAL 365NM UV LIGHT:] Essential tool for fluorescent agents andamp security code detection, Right-hand man of housework cleaning (dog, cat, rodent stains/ bed bug), search partner for scorpions hunting. 365nm ultraviolet light is invisible tothe naked eye, so that it is not as BRIGHT as the 395nm flashlight, but 365nm UV Light is more suitable than the 395nm flashlight for detection of high demand like fluorescent agents andamp security code. [COMPACT andamp DURABLE:] With the compact size, the portable ultraviolet flashlight is great for keeping in the car, toolbox or your pocket. Made of high-grade aluminum alloy, the uv flashlight is built to last. [RECHARGEABLE BATTERY andamp BATTERY CHARGER INCLUDED:] Come with a rechargeable 18650 battery and a battery charger, there is no need to buy extra accessories . [WARM TIP:] Direct exposure to UV black light are harmful on the eyes. UV lights are radiation, a lower frequency wavelength than X-rays.So please don't directly to naked eyes. Color: Black Difference between 365nm and 395nm UV LED Flashlight: 365nm is professional than 395nm flashlight, 365nm is more expensive than 395nm 365nm visible light is weaker white color, only when you put the light to objects, you will see purple color. 365nm is suitable for all detection and verification purposes, but 395nm is just for a few specific purposes. 365nm can distinguish very small clues and fluorescer because it is white color lighting which has nothing affected by lighting. 395nm is purple color, will affect to observation when distinguishing objects. FUNTION: Finding blood stains, food stains or pet urine on carpet or other surfaces. Identifying counterfeit banknotes, stamps, anti-counterfeit labels and official identification cards, like passport and Photo IDs. Hunting scorpions and other insects. Hotel Room Inspection: Use the UV light to detecting bed bugs and make sure the room is clean and safe. Searching for minerals outdoors (Illuminates Fluorescent Minerals) Rodent detection-Find mouse or rat droppings and urine. Test for True Vaseline Glass buttons . Inspecting repairs or cracks in antique porcelain,jewelry or glassware. Inspecting automotive and industrial fluid leaks.