diff --git a/v0.5/4-demos/01_LED/O-ESD_demo_01_LED.mp4 b/v0.5/4-demos/01_LED/O-ESD_demo_01_LED.mp4 new file mode 100644 index 0000000..1480a07 Binary files /dev/null and b/v0.5/4-demos/01_LED/O-ESD_demo_01_LED.mp4 differ