A
Anonymous
Apr 11, 2026
Rating: 5/5
Reliable sensor
Using this for a line follower robot. Consistent readings.
Description
4-Pin Photodiode Module Brightness Light Detection Sensor Light-Controlled Switch 3.3V-5V
Reviews
Attributes
| Brand | - |
| Category | Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals |
| Origin | - |
| Operating Voltage | 3.3V - 5V DC |
| Interface Type | Analog & Digital Output |
| Pin Configuration | 4-Pin (VCC, GND, DO, AO) |
| PCB Dimensions | 32mm x 14mm |
| Comparator Chip | LM393 |
| Sensitivity Adjustment | Potentiometer Included |
| Operating Temperature | -20°C to 85°C |
| Compatible Platforms | Arduino, ESP32, Raspberry Pi |
| Current Consumption | < 10mA |
| Mounting Type | Through-Hole Pins |
5 reviews
A
Anonymous
Mar 27, 2026
Rating: 4/5
Works as expected
Digital output is clean. Analog varies nicely with light.
A
Anonymous
Mar 09, 2026
Rating: 4/5
Good value
Solid build quality. Pins are a bit thin but solder well.
A
Anonymous
Mar 04, 2026
Rating: 5/5
Great for Arduino projects
Works perfectly with my Uno. Sensitivity adjustment is smooth.
A
Anonymous
Jan 25, 2026
Rating: 5/5
Easy to use
Plug and play with example code found online. Very responsive.
5 FAQ
Q: What is the maximum detection distance?
A: It detects ambient light intensity, not distance.
Q: Is the potentiometer for sensitivity?
A: Yes, turn it to adjust the threshold for the digital output.
Q: Does this work with 3.3V logic?
A: Yes, it supports 3.3V to 5V input.
Q: Does it come with headers?
A: Yes, standard 2.54mm pitch pins are included.
Q: Can I connect this directly to Raspberry Pi GPIO?
A: Yes, but ensure voltage levels match your Pi model.
![[Damai Holds Micro-Needle Hair Transplant Patent] AI Robot Precision Hair Transplant | 1000 Units Hairline Planting](https://www.gosteppe.com/cache/small/product/269438/legacy-main-d695e1be3b1b8212f24ac863.webp)
