diff --git a/Protocols_Details.md b/Protocols_Details.md
index 2234247..4777097 100644
--- a/Protocols_Details.md
+++ b/Protocols_Details.md
@@ -970,6 +970,13 @@ CH10|CH11|CH12
 ---|---|---
 Start/Stop|EMERGENCY|CAMERA_UP/DN
 
+## V911S - *46*
+Model: WLtoys V911S
+
+CH1|CH2|CH3|CH4|CH5
+---|---|---|---|---
+A|E|T|R|CALIB
+
 ## YD717 - *8*
 Autobind protocol