Note: Focus Wheel can be used on ALL devices. But SNAP and ZOOM button can only be recognize on window system as the software was wrote 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 “CameraFi” 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 10mm to 250mm Frame Rate: Max 30f/s under 600 Lux Brightness Magnification Ratio: 40x to 1000x Video format: AVI Photo format: JPEG or BMP Light source: 8 LED (adjustable by control wheel) PC interface: USB2.0 Power source: 5V DC from USB port Operation system: Windows 7 8 10/Vista/XP/2000, Mac OS X 10.5 or above, some of Android mobiles, Linux, Chrome Bundle software: MicroCapture with measurement & calibration function System Requirement Pentium Computer with 700M Hz &Above, 20M HD Space CD ROM Measure Tool: Micro-Measure (It can measure Length and diameters, angle, the perimeter, area, etc on Windows) Color: Black Package including: 1x USB Microscope 1x OTG Cable 1x Metal Tripod 1x Driver