LDR Sensor Module

Features:

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

Description

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