Specification : CMOS Sensor Controller : High Speed DSP Lens : Micro-Scope Lens Focus Range : Manual Focus from 3mm to 40mm Snap Shot : Software and Hardware Video Capture Resolution : 1600x1200(2M Pixel)，1280x960(1.3M Pixel)，800x600， 640x480， Still Image Capture Resolution : 1600x1200(2M Pixel)，1280x960(1.3M Pixel)，800x600， 640x480 Frame Rate : Max. 30f/s Under 600 Lux Brightness Flicker Control : 50Hz / 60Hz Option Video Format : AVI Snap Shot Format : JEPG Light Source : 8 White Light LED (with controller on USB cable) Magnification Ratio : 50X ~ 500X (Manual) Power Supply : USB Port (5V DC) Software : AMCAP(Driver) System Requirement : Pentium Computer with 700MHz & Above ， 20M HD Space CD ROM Driver ， 128MB RAM ， Direct X VGA Card PC Interface : USB2.0 & USB1.1 Operation System : Windows 7 32 bit / Vista / XP (Not Support Windows 8)Package Included : 1 x USB Microscope 1 x Stand 1 x CD Driver 1 x Calibration Ruler