Explore beyond what the naked eye can see with this Elementary Microscope Kit! This illuminated microscope is perfect for beginners. It features a 10x eyepiece, 10x, 20x, and 30x objectives resulting in 100x, 200x, and 300x magnification, rack & pinion geared focusing, stage clips, reflective mirror or battery operated illumination. Comes with 1 plastic prepared slide and 3 blank plastic slides, 6 plastic cover slips and mounting media. The unit is 8″ x 2.5″ x 5″. Requires two AA batteries (not included).