Photo-Resistor Sensor (LDR 7mm)

Photo-Resistor Sensor LDR 7mm

The Photo-Resistor Sensor LDR 7mm detects ambient light changes. Its resistance drops as light increases. This sensor is perfect for hobbyists and engineers. Use it in automatic lighting and solar projects.

This sensor works by changing its electrical resistance. When light hits the sensor, the resistance falls. In darkness, the resistance rises. This simple action lets you measure light levels. You can connect it to a microcontroller. It reads the voltage change. Then your code decides what to do. For example, turn on a light when dark. Or trigger an alarm when bright. The Photo-Resistor Sensor is very sensitive. It can detect small light shifts. This makes it useful for many tasks. It works with 5V and 3.3V systems. You do not need extra parts. Just a resistor and wires. The 7mm size is small. It fits into tight spots. You can mount it on a breadboard. Or solder it to a PCB. The sensor is robust. It handles temperature changes well. It lasts for years. This is a reliable component for any project.

Key Features

• Compact 7mm sensing head for versatile installations
• Resistance decreases as ambient light increases
• Rapid detection of light intensity changes
• Durable build suitable for indoor and outdoor use
• Easy to integrate with Arduino and Raspberry Pi
• Low cost and widely available

What's Included

• One Photo-Resistor Sensor LDR 7mm unit
• No extra resistors or wires included
• Packaged in anti-static bag for safety
• Compatible with standard breadboard and jumper wires

Use Cases

Build automatic street lamps or garden lights. Create light-sensitive alarms and detectors. Use it in solar energy tracking systems. This sensor is great for smart home projects. It also works in industrial light control.

Typical buyers include electronics hobbyists. Students and teachers buy it for labs. Engineers use it in prototypes. Makers and DIY fans love it. It is also for home automation enthusiasts. Anyone who needs light detection will find it useful. The Photo-Resistor Sensor is a staple in many kits. It helps teach basic electronics. It also solves real-world problems. You can use it for night lights. Or for camera exposure control. It works in weather stations too. The possibilities are endless. This sensor is a must-have for your toolbox.

Get the Photo-Resistor Sensor LDR 7mm now. It is reliable and affordable. Order today for fast shipping. Start your next light-sensing project with confidence. This Photo-Resistor Sensor will not disappoint. It is a proven component. Thousands of projects use it. Join them and build something great. Click add to cart now. Your order ships within 24 hours. We offer a satisfaction guarantee. Buy with peace of mind. The Photo-Resistor Sensor is ready for you. Do not wait. Start creating today.