A
Anonymous
Apr 07, 2026
Rating: 5/5
Works perfectly
Uploaded sketches without any issues. Great value for money compared to original boards.
Description
Compatible with Arduino UNO R3 Development Board Improved Microcontroller Version CH340
Reviews
Attributes
| Brand | - |
| Category | Electronic Components / Maker DIY / Development Boards & Control Boards |
| Origin | - |
| Microcontroller | ATmega328P |
| USB Interface Chip | CH340 |
| Operating Voltage | 5V |
| Recommended Input Voltage | 7-12V |
| Digital I/O Pins | 14 |
| PWM Pins | 6 |
| Analog Input Pins | 6 |
| Flash Memory | 32 KB |
| SRAM | 2 KB |
| Clock Speed | 16 MHz |
5 reviews
A
Anonymous
Apr 04, 2026
Rating: 4/5
Good but needs drivers
Remember to install CH340 drivers first. Board works great after that initial setup.
A
Anonymous
Feb 16, 2026
Rating: 5/5
Solid quality
Pins are well soldered and USB port is sturdy. No connection issues so far.
A
Anonymous
Feb 11, 2026
Rating: 5/5
Great for learning
Using this for my university project. Very reliable and easy to program.
A
Anonymous
Feb 07, 2026
Rating: 5/5
Beginner friendly
Easy to set up and start coding immediately. Highly recommend for starters.
5 FAQ
Q: Do I need to install drivers?
A: Yes, please download and install the CH340 driver for your specific operating system.
Q: Does it come with a USB cable?
A: No, a standard USB A to B cable is required and sold separately.
Q: What is the max current per pin?
A: The recommended maximum current per I/O pin is 20mA to ensure safety.
Q: Is this compatible with Arduino IDE?
A: Yes, fully compatible. Please select Arduino Uno in the board manager settings.
Q: Can I power sensors with 3.3V?
A: Yes, there is a dedicated 3.3V output pin available on the board for sensors.
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