20 -40 With Base With LED Light, Student Microscope With Glass Slide Feature: Educational microscope: Encourage scientific exploration and discovery, and introduce key scientific tools in an interesting way. Basic compound microscope: Provides high magnification for educational applications. (Without battery) Fun learning: Super educational toys include everything you need to learn science and start dissecting specimens. Easy to use: handheld monocular observation head. Parent-child interaction, science popularization, thinking, take children to see the world, explore nature Let children fall in with science and stay away from video games. This product: a set of educational toys for children's 20X microscope educational science experiments. Contains: 1X handheld microscope. Specification: Product Type: Plastic Beginner's Microscope Main material: plastic Size: about 11.5cm Pack product：11.5X8X5CM Color: as shown The package includes: 1 x beginner microscope