diff --git a/MagicHome-LED-strip-controller.md b/MagicHome-LED-strip-controller.md
index 66433e4c..2ada2e87 100644
--- a/MagicHome-LED-strip-controller.md
+++ b/MagicHome-LED-strip-controller.md
@@ -150,6 +150,7 @@ ZJ-WFMN-A V1.1(RGB version)
 | Field | Value | Function |
 |---|---|---|
 |Module type|18 Generic|Module type|
+|D2 GPIO4|51 IRRecv|IR Remote (optional, view console for debugging!)|
 |D1 GPIO5|37 PWM1|RED|
 |D6 GPIO12|38 PWM2|GREEN|
 |D7 GPIO13|39 PWM3|BLUE|