Mobile phone microscope with LED 10x/20x/80x magnifier lens object-plates With 3 Magnifier Lens, can zoom up to 2-10X/4-20X/16-80X magnification by using your device's digital zoom, can see plants, insects, blossom, money detector, etc Build in wheel, which can adjust the height of microscope & the focal length of the role With separable LED illuminator, which only need 2 AAA batteries Portable, as big as mobile phone, & compatible with all mobile phone with rear camera Battery: 2 x AAA Batteries (Not Included)