LDR Sensor Module – 3-Pin
The 3-Pin LDR Module detects light intensity using a photoresistor (LDR). It provides a simple way to trigger actions based on ambient light — perfect for light-sensitive automation and Arduino projects.
Key Features:
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Detects ambient light levels
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3-pin interface: VCC, GND, DO (Digital Output)
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Adjustable sensitivity via onboard potentiometer
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Operating Voltage: 3.3V – 5V
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Easy integration with Arduino, ESP32, Raspberry Pi, and more
Applications:
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Automatic lighting systems
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Light-activated alarms
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Solar trackers
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Smart home automation
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DIY electronics projects
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