diff --git a/app.json b/app.json
index db19762..71cc4fb 100644
--- a/app.json
+++ b/app.json
@@ -1221,15 +1221,41 @@
         }
       ],
       "settings": [
+        {
+          "id": "polling_interval",
+          "type": "number",
+          "value": 3500,
+          "min": 100,
+          "units": { "en": "ms" },
+          "label": {
+            "en": "Polling interval"
+          },
+          "hint": {
+            "en": "Interval between polling status from HVAC.  Default value 3500"
+          }
+        },
+        {
+          "id": "polling_timeout",
+          "type": "number",
+          "value": 3000,
+          "min": 100,
+          "units": { "en": "ms" },
+          "label": {
+            "en": "Polling timeout"
+          },
+          "hint": {
+            "en": "Timeout for the response from the HVAC during polling process. Default value 3000"
+          }
+        },
         {
           "id": "enable_debug",
           "type": "checkbox",
           "value": false,
           "label": {
-            "en": "Debug"
+            "en": "Verbose logging"
           },
           "hint": {
-            "en": "Enable debug in case the application is crashing. It allows developer to investigate the issue"
+            "en": "Enable verbose logging in case the application is crashing. It allows developer to investigate the issue"
           }
         }
       ],
diff --git a/drivers/gree_cooper_hunter_hvac/device.js b/drivers/gree_cooper_hunter_hvac/device.js
index 021e7c7..18e4f07 100644
--- a/drivers/gree_cooper_hunter_hvac/device.js
+++ b/drivers/gree_cooper_hunter_hvac/device.js
@@ -8,12 +8,6 @@ const { compareBoolProperties } = require('../../utils');
 // Interval between trying to found HVAC in network (ms)
 const LOOKING_FOR_DEVICE_TIME_INTERVAL = 5000;
 
-// Interval between polling status from HVAC (ms)
-const POLLING_INTERVAL = 3500;
-
-// Timeout for response from the HVAC during polling process (ms)
-const POLLING_TIMEOUT = 3000;
-
 class GreeHVACDevice extends Homey.Device {
 
     /**
@@ -85,15 +79,15 @@ class GreeHVACDevice extends Homey.Device {
                 return;
             }
 
-            this.log('[find devices]', 'Connecting to device with mac:', hvac.message.mac);
+            this.log('[find devices]', 'Connecting to device with mac:', hvac.message.mac, 'using next settings:', settings);
 
             this._stopLookingForDevice();
 
             this._client = new HVAC.Client({
                 debug: settings.enable_debug,
                 host: hvac.remoteInfo.address,
-                pollingInterval: POLLING_INTERVAL,
-                pollingTimeout: POLLING_TIMEOUT,
+                pollingInterval: settings.polling_interval,
+                pollingTimeout: settings.polling_timeout,
             });
 
             this._registerClientListeners();
@@ -511,6 +505,24 @@ class GreeHVACDevice extends Homey.Device {
             }
         }
 
+        if (changedKeys.indexOf('polling_interval') > -1) {
+            console.log('Changing the "polling_interval" settings from', oldSettings.polling_interval, 'to', newSettings.polling_interval);
+            if (this._client) {
+                this._markOffline();
+                this._tryToDisconnect();
+                this._startLookingForDevice();
+            }
+        }
+
+        if (changedKeys.indexOf('polling_timeout') > -1) {
+            console.log('Changing the "polling_timeout" settings from', oldSettings.polling_timeout, 'to', newSettings.polling_timeout);
+            if (this._client) {
+                this._markOffline();
+                this._tryToDisconnect();
+                this._startLookingForDevice();
+            }
+        }
+
         return Promise.resolve();
     }