diff --git a/README.md b/README.md
index 187faab..eb2fd28 100644
--- a/README.md
+++ b/README.md
@@ -21,9 +21,9 @@
 
 ## 📱 Implemented microcontrollers
 
--   [x] Lolin S2 mini
--   [ ] ESP 32 WROOM
--   [ ] ESP 32 C3
+- [x] Lolin S2 mini
+- [ ] ESP 32 WROOM
+- [ ] ESP 32 C3
 
 > For other microcontrollers you may need to adjust the `platformio.ini`
 
@@ -77,10 +77,10 @@ All print files (STL, STEP, X_T) can be found in [assets/case](/assets/case/). A
 
 | LED                               | Description               |
 | --------------------------------- | ------------------------- |
-| ![off](/assets/led/off.gif)       | no power; LED deactivated |
-| ![static](/assets/led/static.gif) | powered on; normal        |
-| ![slow](/assets/led/slow.gif)     | startup; warning          |
-| ![fast](/assets/led/fast.gif)     | resetting; error          |
+| ![off](/assets/led/off.svg)       | no power; LED deactivated |
+| ![static](/assets/led/static.svg) | powered on; normal        |
+| ![slow](/assets/led/slow.svg)     | startup; warning          |
+| ![fast](/assets/led/fast.svg)     | resetting; error          |
 
 ---
 
diff --git a/assets/led/fast.gif b/assets/led/fast.gif
deleted file mode 100644
index d4e6c58..0000000
Binary files a/assets/led/fast.gif and /dev/null differ
diff --git a/assets/led/fast.svg b/assets/led/fast.svg
new file mode 100644
index 0000000..a27f624
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+++ b/assets/led/fast.svg
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+    <title>Composition</title>
+    <defs/>
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diff --git a/assets/led/off.gif b/assets/led/off.gif
deleted file mode 100644
index c60e0b3..0000000
Binary files a/assets/led/off.gif and /dev/null differ
diff --git a/assets/led/off.svg b/assets/led/off.svg
new file mode 100644
index 0000000..aa31be9
--- /dev/null
+++ b/assets/led/off.svg
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+    <defs/>
+    <sodipodi:namedview bordercolor="#666666" borderlayer="true" inkscape:document-units="px" inkscape:pagecheckerboard="true" pagecolor="#ffffff"/>
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diff --git a/assets/led/slow.gif b/assets/led/slow.gif
deleted file mode 100644
index 23536c6..0000000
Binary files a/assets/led/slow.gif and /dev/null differ
diff --git a/assets/led/slow.svg b/assets/led/slow.svg
new file mode 100644
index 0000000..ef66af7
--- /dev/null
+++ b/assets/led/slow.svg
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+    <title>Composition</title>
+    <defs/>
+    <sodipodi:namedview bordercolor="#666666" borderlayer="true" inkscape:document-units="px" inkscape:pagecheckerboard="true" pagecolor="#ffffff"/>
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diff --git a/assets/led/static.gif b/assets/led/static.gif
deleted file mode 100644
index fd2bb77..0000000
Binary files a/assets/led/static.gif and /dev/null differ
diff --git a/assets/led/static.svg b/assets/led/static.svg
new file mode 100644
index 0000000..e45b585
--- /dev/null
+++ b/assets/led/static.svg
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