 //----- MQTT -----
 #define MQTT_PROXY_IP "gpssensor.ddns.net"  // Current LASD server
 #define DEVICE_TYPE  "LinkItONE"
-#define DEVICE_ID "Wuulong1"    // REPLACE: The device ID you like, please start from LASD. Without this prefix, maybe it will be filter out.
+#define DEVICE_ID "YOUR_DEVICE_NAME"    // REPLACE: The device ID you like, please start from LASD. Without this prefix, maybe it will be filter out.
 #define MQTT_TOPIC_PREFIX "LASS/Test" 
 #define PARTNER_ID "LASS-Partner1"
 char mqttTopic[64];

  strcpy(sensorType[1], "1");
  strcpy(sensorType[2], "2");
  strcpy(sensorType[3], "3");
#if APP_ID == (APPTYPE_PUBLIC_BASE+2)  
  strcpy(sensorType[SENSOR_ID_DUST],"d0");
#elif APP_ID == (APPTYPE_PUBLIC_BASE+1)
  strcpy(sensorType[SENSOR_ID_DUST],"d0");

//----- SENSOR CUSTOMIZATION -----
// Sensor README:

#define APP_ID (APPTYPE_SYSTEM_BASE+1)               // REPLACE: this is your unique application 0-255: system reserved, 256-32767: user public use, 32768-65536: private purpose
#if APP_ID==(APPTYPE_SYSTEM_BASE+1)
  #define APP_NAME "PM25" // REPLACE: this is your unique application name 
  #include <DHT_linkit.h>     // Reference: https://github.com/Seeed-Studio/Grove_Starter_Kit_For_LinkIt/tree/master/libraries/Humidity_Temperature_Sensor
  #include <KalmanFilter.h>  
  #define DHTPIN 2
  #define DHTTYPE DHT22   // DHT 22  (AM2302)
  DHT_linkit dht(DHTPIN, DHTTYPE);
#elif APP_ID==(APPTYPE_PUBLIC_BASE+2)
  #define APP_NAME "EXAMPLE_APP1" // REPLACE: this is your unique application name 
#elif APP_ID==(APPTYPE_PUBLIC_BASE+1)
  #define APP_NAME "Wuulong" // REPLACE: this is your unique application name 
