Description: SCIENCE TOY : Kids scientific exploration and exploration microscope toys, and share learning results with friends. MAGNIFICATION: 3Ppcs Magnification objective lens use: 100X/400X/1200X ,can adjust the focal length. EARLY EDUCATIONAL TOY: Interesting experiment, inspire children's science interest, high definition observation , easy operating, cultivate exploration ability, hands on ability. WITH LIGHT: Equipped with Up and down LED lamp source, which can illuminate the object under observation whether it is in light at night. GIFTS: Nice birthday holiday gifts for kids children.Hand eye coordination interactive toys, help parent child emotional accumulation, and strengthen communication, interest training. Specification: Material: ABSplastic Powered by 2pcs 1.5V batteries(package not include) Size Chart: 22cmx12cmx6cm/8.66inchx4.72inchx2.36inch Package Includes: 1 Piece Microscope 1 Piece Specimen Box 3 Pieces Collectors 1 Piece Stuffed Specimen 8 Pieces Coverslips (in The Specimen Box) 1 Piece Tweezers 4 Pieces Blank Samples 2 Pieces Collection Bottles 6 Pieces Stickers (in The Specimen Box) Note: 1.This is not infant toy, please take away from children to avoid eating. 2.Please allow slightly errors due to manual measurement and different monitors.