The Duinotech UNO r3 is a 100% Arduino™ Compatible development board. Its' stackable design makes adding expansion shields easy. The most popular and versatile main board board in the range to get you building your project.

Fully compatible with all the features of the full-sized development boards but on a tiny DIP-style form.

Unbrick, install and update to Arduino-compatible development boards or microcontrollers that don't have an on-board USB port for programming.

Now you can have your development board emulate a computer keyboard, mouse, joystick and many other types of input device for fun projects such as retro arcade controllers.

This stackable shield makes semi-permanent prototyping simple. Great for projects that require multiple sketch uploads without redoing the wiring.

Our most powerful Arduino compatible development board to run your biggest projects. Boasting the ATMega2560 microcontroller, more IO pins, more memory, more PWM outputs, more analogue inputs and more serial ports.

A compact ATMega 32U4 based main board designed with portability in mind. Just like the Leonardo, a single chip handles main controller functions as well as USB connectivity

This is a breakout board for the Silicon Laboratories Si4703 FM tuner chip.

The Arduino MEGA is what you might get if you packed four Arduino UNOs into one board! Complete your collection or just start with the best. Contains main board, breadboard, jumper wires and a plethora of peripherals in a plastic pack.

Breakout board for the microSD socket that is not much bigger than your fingernail.