SainSmart Leonardo R3
Best starter kit for aspiring electronics and coding hobbyists.
This is the ultimate entry point for anyone ready to stop reading about code and start building with it. By bundling the essential sensors and components with a reliable board, it removes the friction of sourcing parts, though you will eventually outgrow the pre-packaged tutorials as your projects become more ambitious.
$59.99
Who it's for
- Makers building custom gaming controllers or unique input devices
- Students wanting to start robotics projects immediately
- Newcomers needing extensive community support and tutorials
Who should skip it
- Users requiring guaranteed reliability for critical projects
- Absolute beginners preferring Uno-specific tutorials and guides
- Engineers planning to power high-current motors or servos
Performance breakdown
Beginner Accessibility
Tutorials and project guides make the learning curve incredibly manageable.
Component Versatility
A well-rounded selection of sensors and actuators for diverse prototyping.
Board Compatibility
ATmega32u4 chip offers excellent flexibility for HID and USB projects.
Build Quality
Solid construction for hobbyist use, though soldering could be cleaner.
Documentation Clarity
Step-by-step guides provide clear paths for completing all eighteen projects.
Expansion Potential
Includes essential prototyping tools, but advanced users may need more.
Key Specs
Microcontroller
ATmega32u4
Board Type
Leonardo R3
Operating Voltage
5V
Clock Speed
16 MHz
Programming Interface
USB
Supported IDE
Arduino IDE
Operating Systems Supported
Windows, macOS, Linux
Know before you buy
Still have a question?
Ask Metto anything about the SainSmart Leonardo R3 before you decide.