Are you still looking for a professional microscope which can be used for household and laboratory purposes? How about our microscope? Made of material and delicate workmanship, ensure its practicability, it's suitable for microorganism observation, animal section observation, identification, etc. Features - Color: Black, silver. - Material: ABS, glass lens. - Size: 11.20X8.00X4.00cm/4.40X3.14X1.57in. - Power supply mode: USB charging. - Maximum signal-to-noise ration: 42dB. - Eyepiece magnification: 1600x. - Objective magnification: 50x. - Range of Focus: 0-40mm. - Aperture: F4.5. - Lens angle: 16°. - Can be used for the inspection of home, education purpose, laboratory use, observation, and so on. - The adjustable bracket can help you observe and analyze the microscopic details of tiny objects. - Easy to observe more detailed details, giving you a wonderful using experience. - Assist students to observe, broaden the scope of knowledge, giving them a experience. - It can be used to connect with laptops, LED light ensures its good light environment. Package list: 1 x Microscope