diff --git a/src/helpers/help.cpp b/src/helpers/help.cpp
index 2d01052..5b2b30d 100644
--- a/src/helpers/help.cpp
+++ b/src/helpers/help.cpp
@@ -189,6 +189,8 @@ namespace help {
 		cout<<cmdName<<" Effects"<<endl;
 		cout<<"----------------"<<endl;
 		cout<<endl;
+		cout<<"At this time, FX are only tested on g810 !"<endl;
+		cout<<endl;
 		cout<<"  -fx {effect} {target}"<<endl;
 		cout<<endl;
 		cout<<"  -fx color {target} {color}"<<endl;