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Small green circuit board with a round light sensor and four metal pins

Traditions (Generic)

Traditions (Generic) Optical Sensitive Resistance Light Detection Photosensitive Sensor Module 4pin DIY Kit

SKU CH-JYYJ-JR8EN

Detects ambient light levels using a photosensitive resistor for DIY electronics projects

  • Detects ambient light levels with a built-in photoresistor
  • Four-pin layout simplifies wiring for microcontroller projects
  • Supplied as a DIY kit for hands-on assembly and learning
  • Brand-new component ready for immediate use in experiments

Optical Light Detection Module

This 4-pin photosensitive sensor module detects ambient light levels through an optical sensitive resistance element. It is designed for hobbyists and students building DIY electronics projects that require light-sensing capability. The module provides a simple interface for microcontroller-based applications such as automatic lighting control or environmental monitoring. No soldering is required for basic breadboard integration.

Four-Pin DIY Kit Bundle

The kit includes the sensor module and necessary header pins for immediate prototyping on a breadboard or perfboard. This bundling removes the need to source compatible connectors separately, accelerating the assembly of light-responsive circuits. Users can begin experimenting with analog or digital threshold detection straight from the package. The included hardware supports rapid iteration for educational or prototype development.

How it compares

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Price $8.99
Cheaper than about 80% of the 1,029 comparable items (median $15.99).

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Specifications

No published specifications for this item yet.

Questions about this item

How often should the photoresistor be checked or replaced in a continuous lighting project?

The photoresistor is a passive component with no moving parts and typically lasts for years; inspect it if readings drift or the epoxy window yellows.

What limits the module first during non-stop operation — heat, voltage drift, or sensor saturation?

Sensor saturation occurs first; the LDR reaches its minimum resistance in bright light and cannot signal further intensity increases.

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