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LDR Arduino Light Sensor Module
₹25.0
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The LDR (Light Dependent Resistor) Arduino Light Sensor Module is a simple and effective device to measure ambient light intensity. It uses an LDR to detect changes in light levels and outputs an analog or digital signal that can be easily read by microcontrollers like Arduino, Raspberry Pi, and ESP32.
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Product Specifications
| Specification | Details |
|---|---|
| Operating Voltage | 3.3V – 5V DC |
| Sensor Type | Light Dependent Resistor (Photoresistor) |
| Output Signal | Analog voltage output (0-5V) |
| Module Interface | 3-pin: VCC, GND, Analog Output |
| Detection Range | Depends on ambient light (lux) |
| Response Time | Fast response (milliseconds) |
| Operating Temperature | -20°C to +70°C |
Key Features
- Detects ambient light intensity with a simple LDR sensor
- Analog output compatible with Arduino analog input pins
- Low power consumption suitable for battery-powered projects
- Easy to integrate into light-sensitive applications
- Compact size for versatile mounting
- Can be used with various microcontrollers (Arduino, Raspberry Pi, ESP32)
- Provides reliable readings for light-based automation systems
Applications
- Automatic street lighting
- Light-sensitive alarms and devices
- Robotics (light following or avoidance)
- Display brightness control
- Environmental monitoring systems
- DIY electronics and IoT projects
Frequently Asked Questions
Connect VCC to 5V, GND to ground, and the analog output pin to an analog input pin on Arduino (e.g., A0).
Yes, but sensitivity decreases as light intensity gets very low.
