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Home / Computer Hardware, Monitors & Peripherals / Light Control Module 1: DIY Electronic Circuit Sensor for Makers - Automatic Light-Activated Switch Controller

Attributes

Brand -
Category Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals
Origin -
Input Voltage 3.3V - 5V DC
Output Type Digital TTL Signal
Comparator IC LM393
PCB Dimensions 32mm x 14mm x 5mm
Operating Temperature -30°C to 70°C
Current Consumption Approx. 15mA
Sensitivity Adjustment Via Onboard Potentiometer
Interface Pins 3-Pin Header (VCC, GND, DO)
Indicator LEDs Power and Output Status
Recommended Skill Level Beginner to Intermediate

5 reviews

A

Anonymous

Apr 15, 2026

Rating: 4/5

Good for school projects

Bought this for my son's science fair. Works well but instructions could be clearer for total beginners.

A

Anonymous

Apr 09, 2026

Rating: 5/5

Excellent build quality

Solid soldering and components. Used it for an automatic garden light system inside a protective box.

A

Anonymous

Mar 30, 2026

Rating: 5/5

Reliable sensor module

Stable output even in fluctuating light conditions. Great value for the price compared to other kits.

A

Anonymous

Jan 24, 2026

Rating: 3/5

Needed extra research

The module itself is fine, but I had to look up online tutorials to understand the wiring diagram fully.

A

Anonymous

Jan 24, 2026

Rating: 5/5

Works perfectly with Uno

Very easy to integrate into my smart home project. The sensitivity knob is responsive and the output is stable.

5 FAQ

Q: Is coding knowledge required?

A: Basic understanding of microcontroller programming is recommended to utilize the output signal effectively.

Q: Does it come with jumper wires?

A: Yes, a standard set of female-to-female jumper wires is included in the package.

Q: Is this compatible with 12V systems?

A: No, this module operates strictly on 3.3V to 5V DC. Higher voltage may damage the components.

Q: What is the maximum load it can switch?

A: This is a signal module only. You need a relay or transistor to switch higher loads like lamps.

Q: Can I use this outdoors?

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

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