High quality: It emits very high quality ultraviolet light with a wavelength of 395nm, which is brighter and has a concentrated enough output to make it invisible. Aluminum alloy body. Scratch and fade resistant. Excellent appearance. Three lighting modes: The three lighting modes are: full light, half light and flash. You can choose your favorite mode according to different activities by pressing the high-quality black rubber button. Portable: This ultraviolet lamp flashlight is very small and lightweight and can be placed in a pocket, bag or anywhere. Actual Use: Clearly show stains on carpets, clothes mats and dry dog stains, food stains on table floor. Also order the scorpion, check currency, driving license, official ID card, passport. Product size: 9cm x 2.2cm x 1.2cm. Shipping quantity: 1 piece.