Please read: [https://easyeda.com/forum/topic/How-to-ask-for-help-and-get-an-answer-71b17a40d15442349eaecbfae083e46a](https://easyeda.com/forum/topic/How-to-ask-for-help-and-get-an-answer-71b17a40d15442349eaecbfae083e46a)<br> <br> in particular the section headed: **Include relevant information to demonstrate or illustrate your question or point** and the documents that it links to in particular: 2.3) [How to create findable footprints and searchable symbols](https://docs.google.com/document/d/1ZRkPPMID68mBz9j9RMIJARNSXK12PDULZXP7kiThvDg/edit?usp=sharing)<br> <br> Open the **Editor > Library** then search for **HC-12** (not HC12) and find:  also search for **Arduino Pro Mini** and find:  <br> Don't forget to check all symbols and footprints against the original manufacturers datasheets: [http://www.elecrow.com/download/HC-12.pdf](http://www.elecrow.com/download/HC-12.pdf)<br> <br> Sorry but I do not know where there is a properly dimensioned drawing for the Arduino Pro Mini.