Digital Electronic Microscope for Industrial Maintenance PCB Repair Tool 7 Inch 12MP 3.7V Item Type: Digital Electronic Microscope Material: ABS, aluminum alloy Uses: Circuit board testing, watch repair, jewelry appreciation, teaching and research tools, textile testing, skin quality testing, printing verification, coin identification. Project Parameters Video maximum pixels 1080FHD   Grossissement  1200x Lens Optical Size 1/4in  Language support English, Japanese, French, German, Korean, Russian, Italian, Dutch, Arabic, Simplified Chinese, Traditional Chinese  Photo resolution  16.12.10.8 5.3.2.1.3M  Video resolution  1080FHD，1080P，720P  Video format  AVI  Focus mode Manual  Image Format  JPG Digital zoom  not support Light source  8 LED(brightness adjustable) Focusing range Approx.10 ~ 40mm / 0.4 ~ 1.6in  PC resolution and image propagation rate  1280*720/26fps Whitebalance Automatic Exposure Automatic  PC operatingsystem For Win xp/win 7/win8.1/win10/OS X10.5 or higher Lens structure  2G+IR Aperture  F4.5  Camera angle  16°  Interface and signal transmission  usb2.0 Operating temperature  -20℃~+60℃ Working humidity  30%-85%Rh  Working current  320mA Power consumption  1.95W Power supply  3.7V/2000mAh(li battery)