This is telescope and microscope set from National Geographic that helps educate children on astronomy and microscopy. Its easy-to-use refracting telescope has a 50 mm objective lens and 6mm and 20mm eyepieces that provide 18X and 60X magnification. The telescope also comes with a 42" H tripod and downloadable astronomy software to help navigate the sky. The set's microscope has 4X, 10X, and 40X objective lenses that provide up to 640X magnification as well as a color filter wheel, rotating turret, LED, smartphone adapter, and slides. The telescope and microscope come in a durable carrying case that neatly organizes everything for convenient transport and storage. Requires two AA batteries. Ages 10 and up. Case 7" H x 24" W x 20" L. (7 1/2 lbs.)