Portable microscopes are useful and magnifiers for children, students, engineers and others who need to magnify and microscopic things like circuits, coins, jewelry, skin, and insects. The microscope is compatible with 10.5, 7 and later, not for . With this USB microscope, you can use the software to record microscopic , capture screenshots and record videos even without data services. On a windows computer, you can use the measurement function of the software to measure the smallest drill . After connecting to the device, you can use the software to record -, take screenshots and record videos. In addition, you can use the 's measurement function to measure minor . Built-in 8 LED lights, digital microscope 1 button can take pictures. Product name: USB microscope Focus range: from 1mm to 90mm Frame rate: 30f/s max at 600 brightness Magnification: 1600X Video : Photo : JPEG or BMP : 8 LEDs (adjustable control wheel) Computer interface: USB2.0 Power: 5V DC from USB port : Windows 7 8 10/Vista/XP/2000, 10.5 or above, some Android phones, Linux, Chrome (For /For not supported) Product size: 11.5x3cm NOTE: The focus wheel can be used with all devices. the SNAP and ZOOM buttons are only recognized on Windows , and the Android APP cannot recognize the SNAP and ZOOM commands. Colour: black Material: ABS Package Contents: 1 * USB microscope 1 * Bracket 1 * Scale board 2 * Converter 1 * English Instruction Manual Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.