diff --git a/Arduino_KY-012_Keyes_Active_buzzer_module_connection_diagram.png b/Arduino_KY-012_Keyes_Active_buzzer_module_connection_diagram.png
new file mode 100644
index 0000000..875125f
Binary files /dev/null and b/Arduino_KY-012_Keyes_Active_buzzer_module_connection_diagram.png differ
diff --git a/Intro-Arduino.adoc b/Intro-Arduino.adoc
index d079571..2cab4a5 100644
--- a/Intro-Arduino.adoc
+++ b/Intro-Arduino.adoc
@@ -90,7 +90,10 @@ void loop() {
 |AREF|AREF|To provide reference voltage for input voltage.
 |=======================
 
+== Arduino
 
++
+image:./Arduino_KY-012_Keyes_Active_buzzer_module_connection_diagram.png[alt="Arduino.",width=150,height=150]
 
 
 :hardbreaks: