/members-area/personalblogs/b/blog/posts/power-supply-for-nanoSo I am planning on using the Arduino nano for the brains of my garden watering project. I have a 12 volt power converter I kept from an old set of boot dryers that fell apart years ago. I know that the Nano can handle the volts but seein...en-USTelligent Community 12https://community.element14.com/members-area/personalblogs/b/blog/posts/power-supply-for-nanoTue, 29 Aug 2017 21:14:28 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:0650306c-a5e2-4bd8-b0f1-603bf495632ebeacon_dave1<p>It looks like the Nano can take up to 20v unregulated on pin 30 so you should be ok with your 12v supply.</p><p>&nbsp;</p><p><a class="jive-link-external-small" href="https://store.arduino.cc/usa/arduino-nano" rel="nofollow ugc noopener" target="_blank" title="https://store.arduino.cc/usa/arduino-nano">https://store.arduino.cc/usa/arduino-nano</a> </p><blockquote class="jive-quote"><p>Power</p><p>The Arduino Nano can be powered via the Mini-B USB connection, 6-20V unregulated external power supply (pin 30), or 5V regulated external power supply (pin 27). The power source is automatically selected to the highest voltage source. </p></blockquote><img src="https://community.element14.com/aggbug?PostID=3491&AppID=293&AppType=Weblog&ContentType=0" width="1" height="1">