A great item, and is a 20x power microscope, with UV light for critical inspection of many types of materials. It features 2 UV light- that are needed for inspecting : Precious Stones and gems, Minerals, Legal Documents, Passports, Drivers Licenses, Credit Cards, Blood Trails, Pet Urine, & Watermarks, various world currency, Requires 3AG7 Batteries (Batteries Are Included),
•Lens Diameter: 2/5''
•Built in 2 UV Bulbs
•UV Wavelength: 390-395nm•Adjustable Focus
•Requires 3AG7 Batteries (Batteries Are Included)
•Unlimited Use in Home, Hobby and Minerals
•Great for Checking Precious Stones, Driver's Licenses, Credit Cards, Blood Trails, Pet Urine, Watermarks, Currencies with Fluorescent Ink Etc.