The smallest Arduino compatible board.
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Orders placed by 2:00 PM are shipped the same day. Delivered within 24h!
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Unused items? No questions asked!
Uses the ATmega32U4 microcontroller which has an on-board USB interface.
- micro-usb port
- 4 ADC pins - 10 bit
- 12 digital pins (5 are PWM capable)
- hardware serial port (RX, TX pins)
Has an on-board voltage regulator so you can power it from up to 12V on the RAW pin.
It's compatible with Arduino Leonardo (select that board from the Arduino IDE).


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