DescriptionDo 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: About 11.20X8.00X3.30cm/ 4.40X3.14X1.30inchSpecification Maximum video pixel: 640 * 4801920 * 1080Image sensor 1 / 6.5 "color CMOS sensorImage resolution: 640 * 480, 1280 * 720, 1920 * 1080Video resolution: 640 * 480Data format: JPEG / aviFocusing range: 0 ~ 40MnSingle box weight: 180gPC resolution and transmission rate: 640 * 480 / 26fps.1280 * 720 / 26fpsCarton size: 14.3 * 9.8 * 4.6cmUSB light control portable sensitivity: 2.5v/lux.sCarton size: 50.5 * 30.5 * 25.5cmMaximum signal to noise ratio: 42db50 sets in one case, weight: 9.6rgWhite balance: AutoPC operating system: win10 win8 VIN7 Vista Win XPZoom: 1600xLens structure: 2G + IRAperture: f4.5Lens 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.