Ohuhu 200X -240X LED UV Light Pocket Microscope Pocket-sized microscope with 200X -240X adjustable magnification. Built in LED light and UV light provide a bright, clear image. Extremely lightweight and portable with a rubberized eyepiece for comfortable viewing. Application Range: Industrial purpose, circuit board and printing; industry, medicine, gardening, coin, stamp, jewelry; Appraisal, education, geography, home and office. Runs on 3 AAA batteries (Not included).