A 34.4160 Specification Color of Body Titanium gray Magnification 25x-600X ( Manual ) Focus Range 0mm ~ 40mm Still Image Resolution 1600*1200, 1280*960, 640*480, 480*320 Lens Microscope Lens , M12 Resolution 2.0M ( Default 0.3M ) Frame Rate 30 f/s Under 600 Lux Brightness Digital Zoom 5X Sequence Mode Image Sensor Color CMOS Sensor Controller High Speed DSP( Driver Free available ) Power Supply USB Port ( 5V DC ) Interface USB 2.0 Illumination White Light 8pcs LED Manual adjustment Snap Shot Software and Hardware Measure Tool Micro-Measure(It can measure Length and diameters, angle, the perimeter, area, etc) (Language:English,Chinese Simplified) Driver Language English,Chinese Operation System Windows XP ,Vista,Windows 7, 32 bit and 64 bit System Requirement Pentium Computer with 700M Hz & Above , 20M HD Space CD ROM Driver, 64MB RAM , Direct X VGA Card Accesseries 1.5M USB cable, CD disk,Metal Fix Stand, color box, calibration ruler, user manual