ExploreOne Apollo Telescope & Micro Microscope Set with Case. The 40mm telescope comes with two eyepieces and an easy-mount tripod. The 900x microscope has three levels of magnification and is equipped with slide trays lab tools and collection materials to encourage experimentation. In addition all elements in the set are well secured in a durable case for quick portability so you can follow your investigations wherever they may take you Specifications for ExploreOne Apollo Telescope & Micro Microscope Set w/Case: Manufacturer: ExploreOne Color: Blue Magnification: 100 - 900 x Objective Lens Diameter: 40 mm Head: Monocular Included Accessories: 2 eyepieces diagonal star map Five prepared slides 7 Blank Slides Battery Quantity: 2 Battery Type: AA Package Contents: ExploreOne Apollo Telescope & Micro Microscope Set w/Case ExploreOne 88-41101: Apollo Telescope & Micro Microscope Set with Case