This biological microscope package is specially designed for elementary and middle school students. It comes with full optical glass elements, solid metal body, and a 45° inclined monocular head with locked-in eyepiece. It offers five levels of magnification, 40X, 100X, 250X, 400X and 1000X. It is an excellent instrument for students to learn science. It is an ideal home school or family microscope. The package comes with a package of 50pc microscope blank slides and 100pc square cover slips, 25pc prepared slides set of various plants, insects and/or animal tissues. This package also comes with an educational/instructional microscope book that will help you to get started. Features : A Great Student Microscope Excellent Instrument Easy to Operate 45° Inclined Monocular Head with Locked-in Eyepiece Plain Stage with Clips and Stain Resistant Finish Fully Coated Optical System Five Levels of Magnification: 40X, 100X, 250X, 400X and 1000X Built-In Illumination System Single Lens Condenser and Disc Diaphragm Focusing Control Knobs on Both Side 50 Blank Slides and 100 Square Coverslips 25pc Prepared slides Manufactured under ISO 9001 Quality Control Standard. Excellent Five (5) Year Factory Warranty  Specifications : Head: 45 degree inclined monocular Eyepiece: WF10X and 25X Objectives: 4X, 10X, 40X Condenser: single lens with disc diaphragm Stage Dimensions: 3-1/2" x 3-1/2" Illumination: LED Power Supply: 110V/60HZ 50 piece blank slides with 100 square coverslips 25 piece prepared slides Educational Microscope book (World of Microscope)  Packing List : One Monocular Microscope with Three Objective One Widefield 10X Eyepiece One 25X Eyepiece One Dust cover Two Clips User's Manual Download 50 Blank slides and 100 coverslips 25pc Prepared Slide Microscope Book (World of Microscope) Shipping Weight: 10lbs Â