iKKEGOL 40X 25mm All Metal Magnifier Jeweler LED UV Lens Jewelery Loupe Magnifier (LED Currency Detecting/Jewelry Identifying Type)

Amazon.com Price: $15.99 $13.99 (as of 05/01/2018 14:42 PST- Details)

With light source Battery switch ,can be used under insufficient sunlight or dark environment. Transducer between currency detecting lamp and LED lamp
Magnification: 40x
Lens Diameter: 25mm