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Home / Development Boards & Control Boards / R3 UNO Development Board Improved Version with Free Cable and Pin Headers
Development Boards & Control Boards

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

Apr 02, 2026

Rating: 5/5

Perfect for learning

This board works flawlessly with the Arduino IDE. Great value for the price.

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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