Uv Flashlight, 395nm Ultra Rugged Ultraviolet torch, 41 Led, See Pet Urine, Adhesive Cure, Nail Gel, Guaranteed Satisfaction, Detecting Bed Bugs, Rodents, Scorpions and Leaks. By Lumiway. IDEAL WAVELENGTH. 390 to 395 nanometer wavelength. Uses 4 AAA batteries, NOT INCLUDED. VERSATILE. Great for most UV curing polymers - adhesives, nail gel WATER RESISTANT. Perfect for outdoor use such as hunting scorpions and minerals, rodents etc. BRIGHT, POWERFUL 41 UV LED illuminates a larger area for better detection and ease of use BUILT TO LAST. Durable Machined Aluminum, O-ring seals on threaded components