Attributes

Brand	-
Category	Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals
Origin	-
Operating Voltage	3.3V - 5V DC
Output Type	Digital Switching Output
Sensor Element	Photoresistor (LDR)
Comparator Chip	LM393
PCB Dimensions	32mm x 14mm
Mounting Hole Size	3mm Diameter
Power Indicator	Red LED
Output Indicator	Green LED
Sensitivity Control	Adjustable Potentiometer
Interface Connector	3-Pin PH2.54

5 reviews

Anonymous

Apr 06, 2026

Rating: 5/5

Works perfectly with Uno

Very sensitive and easy to calibrate using the potentiometer. Great for my light follower robot.

Anonymous

Apr 01, 2026

Rating: 5/5

Responsive sensor

Quick response time. The LM393 chip ensures stable output signals. Highly recommend.

Anonymous

Mar 07, 2026

Rating: 4/5

Good value for money

Does what it says. Pins were not pre-soldered which is standard, but good to note for beginners.

Anonymous

Feb 04, 2026

Rating: 5/5

Solid build quality

The PCB is sturdy and the soldering points are clear. Used it for a smart car project without issues.

Anonymous

Jan 26, 2026

Rating: 5/5

Great for learning

Used this in my university embedded systems class. Reliable readings in varying light conditions.

5 FAQ

Q: Does it provide analog output?

A: This module outputs a digital signal. The DO pin goes high or low based on light threshold.

Q: What is the maximum current draw?

A: The module consumes approximately 10mA during operation.

Q: Is this compatible with Raspberry Pi?

A: Yes, it works with Raspberry Pi GPIO pins. Ensure you use the 3.3V logic level.

Q: Can I use this outdoors?

A: The PCB is not waterproof. It should be housed in a protective casing for outdoor use.

Q: Are headers included in the package?

A: Yes, a 3-pin male header strip is included for easy connection.

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