diff --git a/src/main.cpp b/src/main.cpp
index b6ab42f..ac35974 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -43,6 +43,9 @@ TM1637Display disp_FAC_1(CLK, DIO_FAC_1_7SEG);
 TM1637Display disp_FAC_2(CLK, DIO_FAC_2_7SEG);
 TM1637Display disp_FAC_3(CLK, DIO_FAC_3_7SEG);
 
+WiFiEventHandler stationConnectedHandler;
+WiFiEventHandler stationDisconnectedHandler;
+
 #ifdef CAPTIVE
 DNSServer dnsServer;
 #endif
@@ -98,6 +101,26 @@ String processor(const String &var)
   return String(buffer);
 }
 
+String macToString(const unsigned char *mac)
+{
+  char buf[20];
+  snprintf(buf, sizeof(buf), "%02x:%02x:%02x:%02x:%02x:%02x",
+           mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
+  return String(buf);
+}
+
+void onStationConnected(const WiFiEventSoftAPModeStationConnected &evt)
+{
+  Serial.print("Station connected: ");
+  Serial.println(macToString(evt.mac));
+}
+
+void onStationDisconnected(const WiFiEventSoftAPModeStationDisconnected &evt)
+{
+  Serial.print("Station disconnected: ");
+  Serial.println(macToString(evt.mac));
+}
+
 String getValue(String data, char separator, int index)
 {
   int found = 0;