ITEM NAME:Automatic Night Vision Sensor 5W 850 Camera Board Module for Raspberry Pi Product Description Description: Description: 1. 5W high-power 850 infrared lamp (with adjustable resistance and photoresistor to automatically turn on 5W high-power LED lamp according to ambient light). 2. Adjustable resistance, small screwdriver can be used to gently twist to adjust the ambient brightness whether to turn on 5W LED lamp. Working Principle: 1. The LED lamp board and the PCB backplane of the camera can be used by screw lock together (for raspberry pi does not need software control. The lamp board works when the light is dim, the LED lamp opens automatically, and the LED lamp closes automatically when the light is strong. The premise is that the adjustable resistance of the lamp board needs to be adjusted properly. Our default.The lamp board works when the light is dim, the LED lamp opens automatically, and the LED lamp closes automatically when the light is strong. Adjustable resistance, small screwdriver can be used to gently twist to adjust the ambient brightness whether to turn on 5W LED lamp.