100x - 900x zoom, 23cm (9") microscope with Huygens' Eyepiece and color filters. Comes complete with Micro Data Bank, Micro Slicer, petri dish with magnifier, and twelve each of blank slides, cover glasses, statical slide covers and blank labels. Also, two 10ml graduated cylinders and four collecting vials. Additional tools: tweezers, needle, scalpel, stirring rod, condenser lens cap, spare bulb and an instruction manual. For ages 10 and up. Requires 2 AA batteries (not included).