Easy to operate with a first microscope for use while waiting for your kids or exploring the world of micro fun to teach you a thing or two. Light Source Lamp with clearly visible, even in a dark place. Magnification/150x450x750x Total Length 27.6(cm) Depth 11.5(cm) Width/7(cm) Weight: 330 (g) purepara-to (gummy/Leaf Hair)... 1 PCs purepara-to, transparent plate. 2 * 3 x AA battery 2 this use (sold separately)