Anonymous
Mar 31, 2026
Rating: 5/5
Perfect for quick prototyping
This little square module is exactly what I needed for testing WS2812 code without soldering a whole strip. The colors are vibrant and the library examples work instantly with Arduino.
Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| LED Type | WS2812B 5050 RGB |
| Board Shape | Square |
| Operating Voltage | 5V DC |
| Control Interface | Single-wire digital signal |
| Compatible Platforms | Arduino, ESP32, Raspberry Pi, STM32 |
| LED Count | 1 Integrated Full-Color LED |
| PCB Material | FR-4 Fiberglass |
| Mounting Hole Diameter | 3.0 mm |
| Dimensions | 20mm x 20mm |
| Application | DIY Electronics, Lighting Effects, Prototyping |
Anonymous
Mar 31, 2026
Rating: 5/5
Perfect for quick prototyping
This little square module is exactly what I needed for testing WS2812 code without soldering a whole strip. The colors are vibrant and the library examples work instantly with Arduino.
Anonymous
Mar 30, 2026
Rating: 4/5
Good value, clear instructions needed
The hardware quality is solid and the LED is bright. I deducted one star because it didn't come with a pinout diagram printed on the back, but a quick Google search solved that.
Anonymous
Mar 24, 2026
Rating: 5/5
Great for learning embedded systems
I bought five of these for my students. They are robust enough to handle beginner mistakes and the single-pin control makes wiring very simple. Highly recommended for education.
Anonymous
Mar 24, 2026
Rating: 5/5
Easy to start with
As someone new to electronics, this was a great starting point. It's small, simple to connect, and seeing the rainbow effect work immediately was very satisfying.
Anonymous
Mar 12, 2026
Rating: 5/5
Bright and responsive
Used this to test a new lighting algorithm before deploying to a larger matrix. The response time is instant and the color accuracy is surprisingly good for the price point.
Anonymous
Mar 04, 2026
Rating: 4/5
Solid build quality
The PCB feels sturdy and the soldering points are well-tinned. It works perfectly with my ESP32 project. Just make sure you use a 5V power source, not 3.3V directly for brightness.
Q: Is a level shifter required when using this with a 3.3V microcontroller?
A: While many 3.3V controllers like the ESP32 can drive WS2812s directly, for long data lines or unstable environments, a logic level shifter (3.3V to 5V) is recommended to ensure reliable signal transmission.
Q: Which Arduino library is best suited for this module?
A: The 'FastLED' library and the standard 'Adafruit NeoPixel' library are both fully compatible and highly recommended for controlling this WS2812-based module.
Q: Can this module be daisy-chained with other WS2812 devices?
A: Yes, absolutely. Since it uses the standard WS2812 protocol, you can connect the DO (Data Out) pin to the DI (Data In) of another LED strip or module to create a chain.
Q: Does this board come with header pins pre-soldered?
A: No, the module is shipped without header pins to keep shipping costs low and allow flexibility in mounting. You will need to solder your own headers or wires to the through-holes provided.
Q: What is the maximum current draw for this single LED module?
A: At full brightness with all three RGB channels at maximum white, the current draw is approximately 60mA. We recommend using a 5V 1A power supply if you plan to chain multiple modules.