This UV LED fluorescent flashlight is designed using powerful long wave UV at 380-385 nanometer (nm). That is strong in UV and low in visible light. Most people offer cheap that give lots of blue and purple light but not able to detect any of item below. With the 380-385 nm, you can see all the items below plus more. This UV LED flashlight is designed for money checking, credit card checking, criminology, oil-mining, mineralogy, archeology, surveillance, chemical probe testing, security inks, document checking, biology, medical applications, chemistry, food checking, water pollution detection, finding fakes, frauds & forgers. As forgers and counterfeiters become more sophisticated, officials are finding new ways to create fraudulent-resistant documents. One of the most effective methods is to imprint hidden ink which is extremely difficult to reproduce and is only detectable by using ultraviolet light. All states will soon incorporate such images in their driver's licenses. They are also used on credit cards, vehicle registration cards, currencies, checks, and other important documents. Ultraviolet lights are also used by medical examiners to quickly detect the presence of proteins at crime scenes. Specifications as follows: Longwave 380 to 385 UV LED, 32 LEDs; 100,000 Hours; Aluminum with *O* rings for water resistance; 1.75 x 1.2 x 5.6 inches. WARNING: This is a professional use blacklight, not a toy and should not be used by children. Order online, fax or by giving us a call! Additional information on blacklight uses. Requires 3 AAA batteries not included. Product Number BWSuperMax32