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Home / Development, Learning, Evaluation & Industrial Control Boards / Arduino Uno R3 IoT Learning Kit Development Board Maker Scratch Graphical Programming R4

Attributes

Brand -
Category Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards
Origin -
Microcontroller ATmega328P
Operating Voltage 5V
Digital I/O Pins 14 (6 PWM outputs)
Analog Input Pins 6
Flash Memory 32 KB (0.5 KB used by bootloader)
SRAM 2 KB
EEPROM 1 KB
Clock Speed 16 MHz
USB Connection Type B
Included Components Board, USB Cable, Breadboard, Jumper Wires, Sensors, LEDs, Resistors

6 reviews

A

Anonymous

Mar 30, 2026

Rating: 5/5

Bulk bought for our club

We purchased ten of these kits for our high school robotics club. Every single board worked out of the box. The durability is impressive given how much students handle them.

A

Anonymous

Mar 21, 2026

Rating: 5/5

Perfect starter kit for beginners

This kit has everything needed to get started with Arduino. The graphical programming support makes it very easy for kids to learn logic without getting stuck on syntax errors immediately. Highly recommended for schools.

A

Anonymous

Mar 07, 2026

Rating: 4/5

Good documentation included

The printed guide was helpful for setting up the first blink example. Would have liked more advanced project ideas in the box, but overall a solid purchase.

A

Anonymous

Mar 07, 2026

Rating: 5/5

Robust and reliable

I have dropped this board twice and it still works perfectly. The pin layout is standard, so it fits all my existing shields. Great build quality.

A

Anonymous

Mar 02, 2026

Rating: 4/5

Great value, minor cable issue

The board works flawlessly and the component selection is excellent for basic projects. The only reason for 4 stars is that the USB cable felt a bit flimsy, but the board itself is solid.

A

Anonymous

Mar 01, 2026

Rating: 5/5

Excellent for university projects

Used this for my embedded systems course. The R3 compatibility ensures all tutorials online work perfectly. The added sensors saved me from buying them separately.

5 FAQ

Q: Can I connect WiFi modules to this board?

A: Absolutely. The digital pins allow you to connect external WiFi modules like the ESP-01 or shields designed for the Uno form factor.

Q: Does the kit include a power adapter?

A: The kit includes a USB cable for power and data transfer. It does not include a separate wall power adapter, but the board can be powered via the USB port or a 9V battery connector.

Q: Is there a warranty included?

A: Yes, this product comes with a standard 1-year manufacturer warranty covering defects in materials and workmanship.

Q: What is the maximum current per I/O pin?

A: Each I/O pin can provide or receive a maximum of 40 mA. We recommend staying below 20 mA for long-term reliability.

Q: Is this compatible with the Arduino IDE?

A: Yes, this board is fully compatible with the standard Arduino IDE. You can also use block-based graphical programming software if you prefer.

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