Skycoolwin Mini Lens 60X Pocket Magnifier Microscope with LED Light Jewelry Jeweler Loupe Great for Circuit board and Printing, Medicine,Coins and Stamps, Jewelry appraisal, Education,ect. With Led on/off switch to turn on/off the light. 3 in 1 function: Led torch, UV currency detector and magnifier Powered by 3 x LR43 button cells. With a black faux leather case,can protect it from scratch, attrition, etc.