Specification: Color: Black Lens Focal Length: F6.0MM Focus Range: 20mm(Minimum) Video Resolution: 640 * 480 Camera Size: 4 x 3.1 x 2.5cm / 1.57 x 1.22 x 0.98inch Line Length: Max 75.5cm / 29.7inch Package Weight: 30g Quantity: 1pc Information: 1.Focusing control On a computer using a USB camera, focusing in to the best display effect 2.Shoot video Shoot video: sudo apt-get update sudo apt-get install ffmpeg avconv -f video4linux2 -r 7 -s 640x480 -i /dev/video0 video0.avi play video: omxplayer -o hdmi video0.avi 3.Take a picture Install the software: sudo apt-get install fswebcam Capture images: fswebcam -r 640x480 image.jpg Package included: 1 x USB Camera for Raspberry Pi 3 Model B Note: 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.