[Foldable Design] This magnifier can be folded into a pocket size: 5.5 * 2.5 * 3 cm, easy to carry and store. In addition, the foldable design protects the lens from scratches when carried in your pocket. [Magnifier with LED Light and UV Light] The magnifier is equipped with LED and UV lights. By turning on the LED light with a button, you can clearly see the object in darkness or low light, and use ultraviolet light to identify currency. [Quality] The magnifier is made of aluminum alloy housing, environmentally friendly ABS plastic, and optical glass. It is sturdy and compact. [Battery Powered] The magnifier is powered by an LR1130 battery (included) and comes with professional battery replacement tools, making it easy to open the battery cover and replace the battery. [Wide Use] Easy to use, suitable for industrial use, circuit board and printing industry, medicine, gardening, coins, stamps, jewelry, identification, education, geography, home and office use.