1、WIDE APPLICATION: Handheld magnifier, 20X magnification design, widely used for reading, newspapers, antique magnification and circuit testing, etc. 2、WITH 21 LED LIGHTS: Including 14pcs cold light LED and 7pcs warm light LED, and has 3 levels adjustment, with soft light, comfortable eye protection. 3、EXCELLENT LENS: Optical glass lens has high light transmittance, which has small dispersion coefficient, high imaging clarity in the field of view. 4、SIMPLE CHARGING: The handheld magnifying glass has built in lithium battery, with USB rechargeable design, to avoid frequent battery replacement. 5、ABS SHELL: The optical glass magnifier housing is made of ABS material, which has good toughness, wear resistance and long service life.