The Cassini C-900M Microscope is a great way to discover the tiny invisible world around us. Designed to bring hours of enjoyment and wonder it includes everything needed for hours of fun and educational microscopic journeys. It includes a 28-piece accessory kit containing such items as slides dyes tweezers and other tools all in a durable hard carry/storage case. An educational and entertaining experience for all ages it features available magnifications of 100x 400x and 900x; a built-in light for direct illumination; reflecting mirror for natural illumination; built-in eyepieces; dual spring clips for the slide holder; stage with clips; and rotating color filter wheel.