File:Arduino-uno-perspective.jpg - Wikimedia Commons
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Amazon.com: ELEGOO UNO R3 Board ATmega328P with USB Cable(Arduino-Compatible) for Arduino : Electronics
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Arduino Uno
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![Amazon.com: Arduino Uno REV3 [A000066] : Electronics](https://m.media-amazon.com/images/I/51Ci8gnvlAL.jpg "Amazon.com: Arduino Uno REV3 [A000066] : Electronics")