Specification:Color: BlackLens Focal Length: F6.0MMFocus Range: 20mm(Minimum)Video Resolution: 640 * 480Camera Size: 4 x 3.1 x 2.5cm / 1.57 x 1.22 x 0.98inchLine Length: Max 75.5cm / 29.7inchPackage Weight: 30gQuantity: 1pcInformation:1.Focusing controlOn a computer using a USB camera, focusing in to the best display effect2.Shoot videoShoot video:sudo apt-get updatesudo apt-get install ffmpegavconv -f video4linux2 -r 7 -s 640x480 -i /dev/video0 video0.aviplay video:omxplayer -o hdmi video0.avi3.Take a pictureInstall the software:sudo apt-get install fswebcamCapture images:fswebcam -r 640x480 image.jpgPackage included:1 x USB Camera for Raspberry Pi 3 Model BNote:1. Please allow 1-3cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.