diff --git a/ESP32/IBUSM/src/main.cpp b/ESP32/IBUSM/src/main.cpp
index 07b996e..969a666 100644
--- a/ESP32/IBUSM/src/main.cpp
+++ b/ESP32/IBUSM/src/main.cpp
@@ -17,6 +17,9 @@ void loop()
   uint16_t val;
   IBus.loop();
     for (int i=0; i<10; i++) {
+    Serial.print("CH: ");
+    Serial.print(i);
+    Serial.print(": ");
     Serial.print(IBus.readChannel(i));
     Serial.print(" ");
   }