- Microcontroller Microchip ATmega328P
- 14 digital input/output pins (of which 6 can be used as PWM outputs)
- 6 analog inputs
- 16 MHz quartz crystal
- USB port
- Power jack
- ICSP header and a reset button
The Arduino user community is over 30 million strong. The Arduino Uno R3 is a great way to join the community and begin to explore the many projects available for this board.
Estimated between and
Need it faster? Select a premium shipping option at checkout.Same day shipping on most orders.
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Please allow 5 business days for your order to arrive. Our FREE shipping option is a great value for 3 to 5 day domestic delivery. Need it faster? Select one of our expedited shipping options to get your cool new tech in as few as 2 days! |
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Returns are easy. Simply contact us for a return number and send your item back to us. We'll get you a replacement or refund as soon as we receive your item. |
- Microcontroller Microchip ATmega328P
- 14 digital input/output pins (of which 6 can be used as PWM outputs)
- 6 analog inputs
- 16 MHz quartz crystal
- USB port
- Power jack
- ICSP header and a reset button
The Arduino user community is over 30 million strong. The Arduino Uno R3 is a great way to join the community and begin to explore the many projects available for this board.
Estimated between and
Need it faster? Select a premium shipping option at checkout.Same day shipping on most orders.
![]() |
Please allow 5 business days for your order to arrive. Our FREE shipping option is a great value for 3 to 5 day domestic delivery. Need it faster? Select one of our expedited shipping options to get your cool new tech in as few as 2 days! |
|
![]() |
Returns are easy. Simply contact us for a return number and send your item back to us. We'll get you a replacement or refund as soon as we receive your item. |