Adjustable Focus-the focus ring can be adjusted according to the position of objects Night Vision Camera for Raspberry Pi comes with infrared lighting. It has infrared night vision modeWith external 3W high power infrared photographic lights, it can preform very well even in dim environments. Camera module photoresistors and adjustable resistor could detect ambient light intensity and adjust the threshold of infrared light switch automatically This 5MP Night Vision Camera for Raspberry Pi is compatible with 4B /3B+/3B/2B board