Description Do you want to buy a professional, affordable electron microscope? Are you looking for a solid, reliable tool that can do multiple jobs at the same time? If so, please don't watch it again! Our professional electron microscope must meet your needs. This is your best choice. Features -Color: Black -Material: Alloy+ABS -Size: About11.20X8.00X3.30cm/ 4.40X3.14X1.30inch Specification Maximum video pixel: 640 * 4801920 * 1080 Image sensor 1 / 6.5 "color CMOS sensor Image resolution: 640 * 480, 1280 * 720, 1920 * 1080 Video resolution: 640 * 480 Data format: JPEG / avi Focusing range: 0 ~ 40Mn Single box weight: 180g PC resolution and transmission rate: 640 * 480 / 26fps.1280 * 720 / 26fps Carton size: 14.3 * 9.8 * 4.6cm USB light control portable sensitivity: 2.5v/lux.s Carton size: 50.5 * 30.5 * 25.5cm Maximum signal to noise ratio: 42db 50 sets in one case, weight: 9.6rg White balance: Auto PC operating system: win10 win8 VIN7 Vista Win XP Zoom: 1600x Lens structure: 2G + IR Aperture: f4.5 Lens angle: 16 degrees -High-quality integrated circuits and electronic components are adopted. -Clear picture quality, low power consumption and high resolution. -Its high-resolution picture sensors present stunning pictures of motion. -Adjustable brightness, suitable for any detection environment. -It is suitable for making photos and videos of small objects, and is the best choice for small object -recognition.Package list: 1 x domestic microscope