The GL5549 Photoresistor Light Dependent Resistor LDR 5mm 80-150kΩ is light-sensitive component designed to change its resistance according to the ambient light level. With a resistance range of 80–150kΩ under 10 lux, it provides reliable performance in detecting and responding to light variations. This LDR features a compact 5mm head size and comes in a 2-piece pack, making it suitable for use in electronic projects, light control circuits, night lights, alarms, and other automatic illumination systems where light sensitivity is required.
Features
- 5mm epoxy-coated round head for compact design.
- Light-dependent resistance with wide sensitivity range.
- Resistance: 80–150kΩ at 10 lux illumination.
- Fast response to changing light levels.
- Reliable performance with long service life.
- Easy to integrate into light control and detection circuits.
- Supplied in a 2-piece pack for convenience.





elagamytarek (verified owner) –
Amazing Photo Resistor Sensor