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+++ b/index.html
@@ -37,6 +37,10 @@
 
     <br><br>
 
+    <img src="image/led.png" alt="LED Pin Picture" width="100%">
+
+    <br><br>
+
     <code># 蒐集了一些好用的小 Script</code>
     <script src="https://gist.github.com/PinLin/3f6c1885d3c22d9fbf6a726788778112.js"></script>