LDR Sensor Module

Features:

• Can detect ambient brightness and light intensity
• Adjustable sensitivity (via blue digital potentiometer adjustment)
• Operating voltage 3.3V-5V

Output Type:

• Analog voltage output -A0
• Digital switching outputs (0 and 1) -D0
• With fixed bolt hole for easy installation
• Small board PCB size: 3cm * 1.6cm
• Power indicator (red) and the digital switch output indicator (green)
• Using LM393 comparator chip, stable

Pin outs:

• External 3.3V-5V VCC
• External GND GND
• DO digital output interface, a small plate (0 and 1)
• AO small board analog output interface