The best microscopes for any age and skill level. Microscopes make for a great introduction to the world of science and discovery and can fuel a lifelong passion for learning. The digital compound microscope can better satisfy scientific research and research and bring you a colorful microscopic world. Feature Rotatable objectives 4x, 10x, and 40x with eyepieces 10x, 25x giving optical microscope more magnification: 40x, 100x, 250x, 400x and 1000x. The double light high power microscope has incident and transmitted LED light sources, which can see both opaque objects and translucent specimens. Included cell phone adapter with eyepiece allows you to capture and record beauty all around you with smart phone. Share in real-time. Metal base and sturdy handle framework won’t make microscope shake. Adjustable hand wheel let the specimen stage lift to crate a image more clearer and sharper. Come with a box of microscope sliders (5 prepared slides & 5 blank slides) which include sample about animal legs, onion, wood and cotton. Product Description Product size: 1.42 x 6.3 x 4.72 inches Magnification: 40-1000X Eyepiece: WF10X, WF25X Objective lens: achromatic 4X, 10X, 40X Color filter: 5 color filter wheel LED Power: 0.25W Sliders: Prepared and blank Phone Adapter: For any model Please prepare 3 AA battaries(not included) before use it What Item Is in the Box? 1 x Microscope 1 x WF10X Eyepiece 1 x WF25X Eyepiece 10 x Microscope Sliders 1 x Phone Adapter 1 x Gift Box 1 x User Manual Note Microscopy experts advise against purchasing compound microscopes with magnification that exceeds 1000x because resolution drops precipitously beyond that point. It’s called false magnification.