diff --git a/src/hasp/hasp_attribute.cpp b/src/hasp/hasp_attribute.cpp
index 14455651..22330ed0 100644
--- a/src/hasp/hasp_attribute.cpp
+++ b/src/hasp/hasp_attribute.cpp
@@ -1407,12 +1407,14 @@ void hasp_process_obj_attribute(lv_obj_t* obj, const char* attr_p, const char* p
             update ? (void)(obj->user_data.groupid = (uint8_t)val) : hasp_out_int(obj, attr, obj->user_data.groupid);
             break; // attribute_found
 
+        case ATTR_OBJ:
+            if(update) LOG_WARNING(TAG_ATTR, F(D_ATTRIBUTE_READ_ONLY), attr_p);
+            hasp_out_str(obj, attr, get_obj_type_name(obj));
+            break; // attribute_found
+
         case ATTR_OBJID:
-            if(update) {
-                LOG_WARNING(TAG_ATTR, F(D_ATTRIBUTE_READ_ONLY), attr_p);
-            } else {
-                hasp_out_int(obj, attr, obj->user_data.objid);
-            }
+            if(update) LOG_WARNING(TAG_ATTR, F(D_ATTRIBUTE_READ_ONLY), attr_p);
+            hasp_out_int(obj, attr, obj->user_data.objid);
             break; // attribute_found
 
         case ATTR_X:
diff --git a/src/hasp/hasp_attribute.h b/src/hasp/hasp_attribute.h
index ff8ccf50..3cc9d3c2 100644
--- a/src/hasp/hasp_attribute.h
+++ b/src/hasp/hasp_attribute.h
@@ -314,5 +314,6 @@ _HASP_ATTRIBUTE(SCALE_END_LINE_WIDTH, scale_end_line_width, lv_style_int_t)
 /* hasp user data */
 #define ATTR_GROUPID 48986
 #define ATTR_OBJID 41010
+#define ATTR_OBJ 53623
 
 #endif
diff --git a/src/hasp/hasp_object.cpp b/src/hasp/hasp_object.cpp
index 690dccbb..25348977 100644
--- a/src/hasp/hasp_object.cpp
+++ b/src/hasp/hasp_object.cpp
@@ -152,6 +152,20 @@ bool hasp_find_id_from_obj(lv_obj_t* obj, uint8_t* pageid, uint8_t* objid)
 //     }
 // }
 
+/**
+ * Get the object type name of an object
+ * @param obj an lv_obj_t* of the object to check its type
+ * @return name of the object type
+ * @note
+ */
+const char* get_obj_type_name(lv_obj_t* obj)
+{
+    lv_obj_type_t list;
+    lv_obj_get_type(obj, &list);
+    const char* objtype = list.type[0];
+    return objtype + 3; // skip lv_
+}
+
 /**
  * Check if an lvgl objecttype name corresponds to a given HASP object ID
  * @param obj an lv_obj_t* of the object to check its type
@@ -352,7 +366,8 @@ void generic_event_handler(lv_obj_t* obj, lv_event_t event)
 
     hasp_update_sleep_state();                   // wakeup?
     dispatch_object_generic_event(obj, eventid); // send object event
-    dispatch_normalized_group_value(obj->user_data.groupid, NORMALIZE(dispatch_get_event_state(eventid), 0, 1), obj);
+    dispatch_normalized_group_value(obj->user_data.groupid, obj, dispatch_get_event_state(eventid), HASP_EVENT_OFF,
+                                    HASP_EVENT_ON);
 }
 
 /**
@@ -390,7 +405,7 @@ void toggle_event_handler(lv_obj_t* obj, lv_event_t event)
 
         hasp_update_sleep_state(); // wakeup?
         dispatch_object_toggle_event(obj, val);
-        dispatch_normalized_group_value(obj->user_data.groupid, NORMALIZE(val, 0, 1), obj);
+        dispatch_normalized_group_value(obj->user_data.groupid, obj, val, HASP_EVENT_OFF, HASP_EVENT_ON);
 
     } else if(event == LV_EVENT_DELETE) {
         LOG_VERBOSE(TAG_HASP, F(D_OBJECT_DELETED));
@@ -454,7 +469,7 @@ static void selector_event_handler(lv_obj_t* obj, lv_event_t event)
         // hasp_send_obj_attribute_str(obj, property, buffer);
 
         dispatch_object_selection_changed(obj, val, buffer);
-        if(max > 0) dispatch_normalized_group_value(obj->user_data.groupid, NORMALIZE(val, 0, max), obj);
+        if(max > 0) dispatch_normalized_group_value(obj->user_data.groupid, obj, val, 0, max);
 
     } else if(event == LV_EVENT_DELETE) {
         LOG_VERBOSE(TAG_HASP, F(D_OBJECT_DELETED));
@@ -500,7 +515,7 @@ void slider_event_handler(lv_obj_t* obj, lv_event_t event)
             return;
         }
         dispatch_object_value_changed(obj, val);
-        dispatch_normalized_group_value(obj->user_data.groupid, NORMALIZE(val, min, max), obj);
+        dispatch_normalized_group_value(obj->user_data.groupid, obj, val, min, max);
 
     } else if(event == LV_EVENT_DELETE) {
         LOG_VERBOSE(TAG_HASP, F(D_OBJECT_DELETED));
diff --git a/src/hasp/hasp_object.h b/src/hasp/hasp_object.h
index e280883a..ad88cdf0 100644
--- a/src/hasp/hasp_object.h
+++ b/src/hasp/hasp_object.h
@@ -66,6 +66,7 @@ lv_obj_t* hasp_find_obj_from_parent_id(lv_obj_t* parent, uint8_t objid);
 // lv_obj_t * hasp_find_obj_from_page_id(uint8_t pageid, uint8_t objid);
 bool hasp_find_id_from_obj(lv_obj_t* obj, uint8_t* pageid, uint8_t* objid);
 // bool check_obj_type_str(const char * lvobjtype, lv_hasp_obj_type_t haspobjtype);
+const char* get_obj_type_name(lv_obj_t* obj);
 bool check_obj_type(lv_obj_t* obj, lv_hasp_obj_type_t haspobjtype);
 void hasp_object_tree(lv_obj_t* parent, uint8_t pageid, uint16_t level);
 void hasp_object_delete(lv_obj_t* obj);