Note: Focus Wheel can be used on ALL devices. But SNAP and ZOOM button can only be recognize on Windows system as the software was written by our company, and android APP (mac system doesn?t need software) is common in the market so it can?t recognize the SNAP and ZOOM command.Window User Amcap is a professional window software designed for window xp/vista/7/8/10. You can get the package from CD or contract us for the downloading link.Mac User Mac users can use the Photo Booth to use this microscope directly. There is software called ?Quick Camera? which can work on this microscope too.Android User Please scan the code above or search ?OTG Viewer? on google play to get the app installation.Chrome OS This microscopes can be used with the default Camera app that comes with Chrome.Linux Raspberry Pi: Working with the current version of Raspbian Jessie.Parameters: Focus Range: from 1mm to 90mmFrame Rate: Max 30f/s under 600 Lux BrightnessMagnification Ratio: 40x to 1000xVideo format: AVIPhoto format: JPEG or BMPLight source: 8 LED (adjustable by control wheel)PC interface: USB2.0Power source: 5V DC from USB portOperation system: Windows 7 8 10/Vista/XP/2000, Mac OS X 10.5 or above, some of Android mobiles, Linux, Chrome(not supported for iPhone/iPad)Bundle software: MicroCapture with measurement & calibration functionSystem Requirement Pentium Computet with 700M Hz &Above, 20M HD SpaceCD ROM Measure Tool: Micro-Measure (It can measure Length and diameters, angle, the perimeter, area, etc on Windows)Color: BlackPackage including: 1x USB/MicroUSB 2in1 Microscope1x Type C adapter1x Metal Tripod1x CD Driver1x Ruler1x Instruction