     sprintf(buffer, "IP %s", WiFi.localIP().toString().c_str());
     Heltec.display->drawString(0, CH*1, MQTT_CLIENT_NAME);
     Heltec.display->drawString(0, 0, buffer);
-    sprintf(buffer, "T %2.2f  H %2.2f", temperature_f, humidity);
+    sprintf(buffer, "T %2.2f    H %2.2f", temperature_f, humidity);
     Heltec.display->drawString(0, CH*3, buffer);
-    sprintf(buffer, "MS %ld", millis());
+    sprintf(buffer, "L %d", lightLevel);
     Heltec.display->drawString(0, CH*4, buffer);
     Heltec.display->display();
 }

    setupWiFi();
    setupMQTT();
    setupDHTTask();
}

void loop()

DHTesp dht;
WiFiClient espClient;
PubSubClient mqttClient(espClient);
char buffer[81];
double temperature_f = 0;
double humidity = 0;
int lightLevel = 0;

void mqttConnect()
{
