diff --git a/src/config/settings.h b/src/config/settings.h
index ba36c1db..4b58673b 100644
--- a/src/config/settings.h
+++ b/src/config/settings.h
@@ -139,6 +139,7 @@ typedef struct {
 typedef struct {
     char monitor_url[ZEXPORT_ADDR_LEN];
     char json_path[ZEXPORT_ADDR_LEN];
+    uint8_t query_device;   // 0 - Shelly, 1 - Tibber, 2 - other (rs232?)
     uint8_t Iv;         // saves the inverter that is used for regulation
     bool enabled;
     float power_avg;
@@ -464,6 +465,7 @@ class settings {
             mCfg.plugin.zexport.count_avg = 10;
             mCfg.plugin.zexport.lastTime =  millis();   // do not change!
 
+            mCfg.plugin.zexport.query_device = 0;       // Standard shelly
             mCfg.plugin.zexport.power_avg = 10;
             mCfg.plugin.zexport.Iv = 0;
             mCfg.plugin.zexport.max_power = 600;        // Max 600W to stay safe
@@ -691,6 +693,7 @@ class settings {
                 obj[F("json_path")] = mCfg.plugin.zexport.json_path;
                 obj[F("Iv")] = mCfg.plugin.zexport.Iv;
                 obj[F("power_avg")] = mCfg.plugin.zexport.power_avg;
+                obj[F("query_device")] = mCfg.plugin.zexport.query_device;
                 obj[F("count_avg")] = mCfg.plugin.zexport.count_avg;
                 obj[F("max_power")] = mCfg.plugin.zexport.max_power;
                 obj[F("total_power")] = mCfg.plugin.zexport.total_power;
@@ -709,6 +712,7 @@ class settings {
                 getVal<double>(obj, F("max_power"), &mCfg.plugin.zexport.max_power);
 
                 getVal<float>(obj, F("power_avg"), &mCfg.plugin.zexport.power_avg);
+                getVal<float>(obj, F("query_device"), &mCfg.plugin.zexport.query_device);
 
                 getVal<double>(obj, F("total_power"), &mCfg.plugin.zexport.total_power);
             }
diff --git a/src/platformio.ini b/src/platformio.ini
index e7c87979..51066ad3 100644
--- a/src/platformio.ini
+++ b/src/platformio.ini
@@ -145,6 +145,7 @@ build_flags = ${env.build_flags}
     -DARDUINO_USB_MODE=1
 monitor_filters =
     esp32_exception_decoder, colorize
+lib_deps = olliiiver/SML Parser @ ^0.28
 
 [env:opendtufusion-dev]
 platform = espressif32@6.4.0
diff --git a/src/web/RestApi.h b/src/web/RestApi.h
index 58399968..03334add 100644
--- a/src/web/RestApi.h
+++ b/src/web/RestApi.h
@@ -521,6 +521,7 @@ class RestApi {
             obj[F("max_power")] = (double)mConfig->plugin.zexport.max_power;
             obj[F("Iv")] = (uint8_t)mConfig->plugin.zexport.Iv;
             obj[F("power_avg")] = (float)mConfig->plugin.zexport.power_avg;
+            obj[F("query_device")] = (float)mConfig->plugin.zexport.query_device;
             obj[F("total_power")] = (double)mConfig->plugin.zexport.total_power;
             //obj[F("device")] = (uint8_t)mCfg.plugin.zexport.device;
         }
diff --git a/src/web/html/setup.html b/src/web/html/setup.html
index 2c0270e2..c89f9697 100644
--- a/src/web/html/setup.html
+++ b/src/web/html/setup.html
@@ -301,6 +301,10 @@
                         <div class="row mb-3">
                             <div class="col-8 col-sm-3">Enable zero export</div>
                             <div class="col-4 col-sm-9"><input type="checkbox" name="en_zeroexport"/></div>
+                            <p>Please select your favorite query interface:</p>
+                            <input type="radio" id="html" name="device" value=0>Shelly<br>
+                            <input type="radio" id="css" name="device" value=1>Tibber<br>
+                            <input type="radio" id="javascript" name="device" value=2>Volkszähler
                         </div>
 
                         <div class="row mb-3">
diff --git a/src/web/web.h b/src/web/web.h
index 022e8e43..9a119e67 100644
--- a/src/web/web.h
+++ b/src/web/web.h
@@ -565,6 +565,7 @@ class Web {
             mConfig->plugin.zexport.count_avg = request->arg("count_avg").toInt();
             mConfig->plugin.zexport.max_power = request->arg("max_power").toDouble();
             mConfig->plugin.zexport.power_avg = request->arg("power_avg").toFloat();
+            mConfig->plugin.zexport.query_device = request->arg("query_device").toInt();
             mConfig->plugin.zexport.total_power = request->arg("total_power").toDouble();
 
             if (request->arg("monitor_url") != "") {