A
Anonymous
Apr 02, 2026
Rating: 5/5
Perfect for learning
This board works flawlessly with the Arduino IDE. Great value for the price.
Description
R3 UNO Development Board Improved Version with Free Cable and Pin Headers
Reviews
Attributes
| Brand | - |
| Category | Electronic Components / Maker DIY / Development Boards & Control Boards |
| Origin | - |
| Microcontroller | ATmega328P |
| Operating Voltage | 5V |
| Input Voltage (Recommended) | 7-12V |
| Input Voltage (Limits) | 6-20V |
| Digital I/O Pins | 14 |
| PWM Channels | 6 |
| Analog Input Pins | 6 |
| Flash Memory | 32 KB |
| SRAM | 2 KB |
| Clock Speed | 16 MHz |
5 reviews
A
Anonymous
Feb 19, 2026
Rating: 5/5
Reliable hardware
I have bought three of these. All work consistently across different projects.
A
Anonymous
Feb 06, 2026
Rating: 4/5
Good quality
Board functions well. USB cable included is a bit short but usable.
A
Anonymous
Jan 29, 2026
Rating: 5/5
Great starter kit component
Using this for my robotics project. No connectivity issues so far.
A
Anonymous
Jan 28, 2026
Rating: 5/5
Fast delivery
Arrived earlier than expected. Pin headers were already soldered which saved time.
5 FAQ
Q: Are the headers pre-soldered?
A: Yes, the pin headers are included and pre-soldered for immediate use.
Q: What chipset does this use?
A: This enhanced version uses a reliable USB-to-Serial chip for stable communication.
Q: Does it support 3.3V logic?
A: The board operates at 5V logic level. Use a level converter for 3.3V sensors.
Q: Is this compatible with Mac OS?
A: Yes, this board is compatible with Mac OS, Windows, and Linux.
Q: Can I power this via USB only?
A: Yes, you can power the board directly through the USB connection for most projects.
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