diff --git a/lv_misc/lv_anim.h b/lv_misc/lv_anim.h
index dc0882483..7144b1920 100644
--- a/lv_misc/lv_anim.h
+++ b/lv_misc/lv_anim.h
@@ -119,7 +119,7 @@ int32_t lv_anim_path_step(const lv_anim_t *a);
  *      MACROS
  **********************/
 
-#endif /*LV_NO_ANIM == 0*/
+#endif /*USE_LV_ANIMATION == 0*/
 
 #ifdef __cplusplus
 } /* extern "C" */
diff --git a/lv_objx/lv_bar.c b/lv_objx/lv_bar.c
index 5edd243e0..b76099605 100644
--- a/lv_objx/lv_bar.c
+++ b/lv_objx/lv_bar.c
@@ -124,7 +124,6 @@ void lv_bar_set_value(lv_obj_t * bar, int16_t value)
  */
 void lv_bar_set_value_anim(lv_obj_t * bar, int16_t value, uint16_t anim_time)
 {
-
     lv_bar_ext_t * ext = lv_obj_get_ext_attr(bar);
     int16_t new_value;
     new_value = value > ext->max_value ? ext->max_value : value;
diff --git a/lv_objx/lv_btnm.c b/lv_objx/lv_btnm.c
index e9bbecce6..760ddad3e 100644
--- a/lv_objx/lv_btnm.c
+++ b/lv_objx/lv_btnm.c
@@ -585,7 +585,7 @@ static lv_res_t lv_btnm_signal(lv_obj_t * btnm, lv_signal_t sign, void * param)
             if(ext->btn_id_pr  == LV_BTNM_PR_NONE) ext->btn_id_pr = 0;
             if(ext->btn_id_pr > 0) ext->btn_id_pr--;
             lv_obj_invalidate(btnm);
-        } else if(c == LV_GROUP_KEY_ENTER) {
+        } else if(c == LV_GROUP_KEY_ENTER || c == LV_GROUP_KEY_ENTER_LONG) {
             if(ext->action != NULL) {
                 uint16_t txt_i = get_button_text(btnm, ext->btn_id_pr);
                 if(txt_i != LV_BTNM_PR_NONE) {
diff --git a/lv_objx/lv_cb.c b/lv_objx/lv_cb.c
index 7363f44e8..d2867eda2 100644
--- a/lv_objx/lv_cb.c
+++ b/lv_objx/lv_cb.c
@@ -305,7 +305,7 @@ static lv_res_t lv_cb_signal(lv_obj_t * cb, lv_signal_t sign, void * param)
         char c = *((char*)param);
         if(c == LV_GROUP_KEY_RIGHT || c == LV_GROUP_KEY_DOWN ||
            c == LV_GROUP_KEY_LEFT || c == LV_GROUP_KEY_UP ||
-           c == LV_GROUP_KEY_ENTER) {
+           c == LV_GROUP_KEY_ENTER || c == LV_GROUP_KEY_ENTER_LONG) {
             lv_btn_set_state(ext->bullet, lv_btn_get_state(cb));
         }
     }
diff --git a/lv_objx/lv_ddlist.c b/lv_objx/lv_ddlist.c
index 02579fd71..43b979c77 100644
--- a/lv_objx/lv_ddlist.c
+++ b/lv_objx/lv_ddlist.c
@@ -41,7 +41,7 @@ static bool lv_ddlist_design(lv_obj_t * ddlist, const lv_area_t * mask, lv_desig
 static lv_res_t lv_ddlist_signal(lv_obj_t * ddlist, lv_signal_t sign, void * param);
 static lv_res_t lv_ddlist_scrl_signal(lv_obj_t * scrl, lv_signal_t sign, void * param);
 static lv_res_t lv_ddlist_release_action(lv_obj_t * ddlist);
-static void lv_ddlist_refr_size(lv_obj_t * ddlist, uint16_t anim_time);
+static void lv_ddlist_refr_size(lv_obj_t * ddlist, bool anim_en);
 static void lv_ddlist_pos_current_option(lv_obj_t * ddlist);
 
 /**********************
@@ -50,6 +50,7 @@ static void lv_ddlist_pos_current_option(lv_obj_t * ddlist);
 static lv_signal_func_t  ancestor_signal;
 static lv_signal_func_t  ancestor_scrl_signal;
 static lv_design_func_t  ancestor_design;
+
 /**********************
  *      MACROS
  **********************/
@@ -83,6 +84,7 @@ lv_obj_t * lv_ddlist_create(lv_obj_t * par, lv_obj_t * copy)
     ext->opened = 0;
     ext->fix_height = 0;
     ext->sel_opt_id = 0;
+    ext->sel_opt_id_ori = 0;
     ext->option_cnt = 0;
     ext->anim_time = LV_DDLIST_ANIM_TIME;
     ext->sel_style = &lv_style_plain_color;
@@ -159,7 +161,7 @@ void lv_ddlist_set_options(lv_obj_t * ddlist, const char * options)
     ext->option_cnt++;     /*Last option in the at row*/
 
     lv_label_set_text(ext->label, options);
-    lv_ddlist_refr_size(ddlist, 0);
+    lv_ddlist_refr_size(ddlist, false);
 }
 
 /**
@@ -203,7 +205,7 @@ void lv_ddlist_set_fix_height(lv_obj_t * ddlist, lv_coord_t h)
     lv_ddlist_ext_t * ext = lv_obj_get_ext_attr(ddlist);
     ext->fix_height = h;
 
-    lv_ddlist_refr_size(ddlist, 0);
+    lv_ddlist_refr_size(ddlist, false);
 }
 
 /**
@@ -217,7 +219,7 @@ void lv_ddlist_set_hor_fit(lv_obj_t * ddlist, bool fit_en)
     lv_page_set_scrl_fit(ddlist, fit_en, lv_page_get_scrl_fit_ver(ddlist));
 
 
-    lv_ddlist_refr_size(ddlist, 0);
+    lv_ddlist_refr_size(ddlist, false);
 }
 
 /**
@@ -228,6 +230,10 @@ void lv_ddlist_set_hor_fit(lv_obj_t * ddlist, bool fit_en)
 void lv_ddlist_set_anim_time(lv_obj_t * ddlist, uint16_t anim_time)
 {
     lv_ddlist_ext_t * ext = lv_obj_get_ext_attr(ddlist);
+#if USE_LV_ANIMATION == 0
+    anim_time = 0;
+#endif
+
     ext->anim_time = anim_time;
 }
 
@@ -369,27 +375,33 @@ lv_style_t * lv_ddlist_get_style(lv_obj_t *ddlist, lv_ddlist_style_t type)
 /**
  * Open the drop down list with or without animation
  * @param ddlist pointer to drop down list object
- * @param anim true: use animation; false: not use animations
+ * @param anim_en true: use animation; false: not use animations
  */
-void lv_ddlist_open(lv_obj_t * ddlist, bool anim)
+void lv_ddlist_open(lv_obj_t * ddlist, bool anim_en)
 {
+#if USE_LV_ANIMATION == 0
+    anim_en = false;
+#endif
     lv_ddlist_ext_t * ext = lv_obj_get_ext_attr(ddlist);
     ext->opened = 1;
     lv_obj_set_drag(lv_page_get_scrl(ddlist), true);
-    lv_ddlist_refr_size(ddlist, anim ? ext->anim_time : 0);
+    lv_ddlist_refr_size(ddlist, anim_en);
 }
 
 /**
  * Close (Collapse) the drop down list
  * @param ddlist pointer to drop down list object
- * @param anim true: use animation; false: not use animations
+ * @param anim_en true: use animation; false: not use animations
  */
-void lv_ddlist_close(lv_obj_t * ddlist, bool anim)
+void lv_ddlist_close(lv_obj_t * ddlist, bool anim_en)
 {
+#if USE_LV_ANIMATION == 0
+    anim_en = false;
+#endif
     lv_ddlist_ext_t * ext = lv_obj_get_ext_attr(ddlist);
     ext->opened = 0;
     lv_obj_set_drag(lv_page_get_scrl(ddlist), false);
-    lv_ddlist_refr_size(ddlist, anim ? ext->anim_time : 0);
+    lv_ddlist_refr_size(ddlist, anim_en);
 }
 
 /**********************
@@ -502,11 +514,13 @@ static lv_res_t lv_ddlist_signal(lv_obj_t * ddlist, lv_signal_t sign, void * par
         if(ext->opened == false) {
             ext->opened = true;
             lv_ddlist_refr_size(ddlist, true);
+            ext->sel_opt_id_ori = ext->sel_opt_id;
         }
     }
     else if(sign == LV_SIGNAL_DEFOCUS) {
         if(ext->opened != false) {
             ext->opened = false;
+            ext->sel_opt_id = ext->sel_opt_id_ori;
             lv_ddlist_refr_size(ddlist, true);
         }
     }
@@ -517,25 +531,31 @@ static lv_res_t lv_ddlist_signal(lv_obj_t * ddlist, lv_signal_t sign, void * par
                 ext->sel_opt_id ++;
                 lv_ddlist_pos_current_option(ddlist);
                 lv_obj_invalidate(ddlist);
-                if(ext->action != NULL) {
-                    ext->action(ddlist);
-                }
             }
         } else if(c == LV_GROUP_KEY_LEFT || c == LV_GROUP_KEY_UP) {
             if(ext->sel_opt_id > 0) {
                 ext->sel_opt_id --;
                 lv_ddlist_pos_current_option(ddlist);
                 lv_obj_invalidate(ddlist);
-                if(ext->action != NULL) {
-                    ext->action(ddlist);
-                }
             }
-        } else if(c == LV_GROUP_KEY_ENTER || c == LV_GROUP_KEY_ESC) {
-            if(ext->opened != false) ext->opened = false;
-            else ext->opened = true;
+        } else if(c == LV_GROUP_KEY_ENTER  || c == LV_GROUP_KEY_ENTER_LONG) {
+            if(ext->opened) {
+                ext->sel_opt_id_ori = ext->sel_opt_id;
+                ext->opened = 0;
+                if(ext->action) ext->action(ddlist);
+            }
+            else {
+                ext->opened = true;
+            }
 
             lv_ddlist_refr_size(ddlist, true);
         }
+        else if(c == LV_GROUP_KEY_ESC) {
+            if(ext->opened) {
+                ext->opened = 0;
+                lv_ddlist_refr_size(ddlist, true);
+            }
+        }
     }
     else if(sign == LV_SIGNAL_GET_TYPE) {
         lv_obj_type_t * buf = param;
@@ -618,7 +638,7 @@ static lv_res_t lv_ddlist_release_action(lv_obj_t * ddlist)
             ext->action(ddlist);
         }
     }
-    lv_ddlist_refr_size(ddlist, ext->anim_time);
+    lv_ddlist_refr_size(ddlist, true);
 
     return LV_RES_OK;
 
@@ -627,10 +647,13 @@ static lv_res_t lv_ddlist_release_action(lv_obj_t * ddlist)
 /**
  * Refresh the size of drop down list according to its status (open or closed)
  * @param ddlist pointer to a drop down list object
- * @param anim_time animations time for open/close [ms]
+ * @param anim_en Change the size (open/close) with or without animation (true/false)
  */
-static void lv_ddlist_refr_size(lv_obj_t * ddlist, uint16_t anim_time)
+static void lv_ddlist_refr_size(lv_obj_t * ddlist, bool anim_en)
 {
+#if USE_LV_ANIMATION == 0
+    anim_en = false;
+#endif
     lv_ddlist_ext_t * ext = lv_obj_get_ext_attr(ddlist);
     lv_style_t * style = lv_obj_get_style(ddlist);
     lv_coord_t new_height;
@@ -643,7 +666,8 @@ static void lv_ddlist_refr_size(lv_obj_t * ddlist, uint16_t anim_time)
         lv_coord_t font_h = lv_font_get_height(font);
         new_height = font_h + 2 * label_style->text.line_space;
     }
-    if(anim_time == 0) {
+
+    if(anim_en == 0) {
         lv_obj_set_height(ddlist, new_height);
         lv_ddlist_pos_current_option(ddlist);
     } else {
diff --git a/lv_objx/lv_ddlist.h b/lv_objx/lv_ddlist.h
index 00c5ed000..539c7773e 100644
--- a/lv_objx/lv_ddlist.h
+++ b/lv_objx/lv_ddlist.h
@@ -46,6 +46,7 @@ typedef struct
     lv_action_t action;                  /*Pointer to function to call when an option is selected*/
     uint16_t option_cnt;                 /*Number of options*/
     uint16_t sel_opt_id;                 /*Index of the current option*/
+    uint16_t sel_opt_id_ori;             /*Store the original index on focus*/
     uint16_t anim_time;                  /*Open/Close animation time [ms]*/
     uint8_t opened :1;                   /*1: The list is opened*/
     lv_coord_t fix_height;                   /*Height if the ddlist is opened. (0: auto-size)*/
@@ -205,15 +206,16 @@ lv_style_t * lv_ddlist_get_style(lv_obj_t *ddlist, lv_ddlist_style_t type);
 /**
  * Open the drop down list with or without animation
  * @param ddlist pointer to drop down list object
- * @param anim true: use animation; false: not use animations
+ * @param anim_en true: use animation; false: not use animations
  */
 void lv_ddlist_open(lv_obj_t * ddlist, bool anim);
+
 /**
  * Close (Collapse) the drop down list
  * @param ddlist pointer to drop down list object
  * @param anim true: use animation; false: not use animations
  */
-void lv_ddlist_close(lv_obj_t * ddlist, bool anim);
+void lv_ddlist_close_en(lv_obj_t * ddlist, bool anim);
 
 /**********************
  *      MACROS
diff --git a/lv_objx/lv_img.c b/lv_objx/lv_img.c
index ed5e3431e..4cc6e6323 100644
--- a/lv_objx/lv_img.c
+++ b/lv_objx/lv_img.c
@@ -324,7 +324,7 @@ static bool lv_img_design(lv_obj_t * img, const lv_area_t * mask, lv_design_mode
 
 /**
  * Signal function of the image
- * @param img pointer to animage object
+ * @param img pointer to an image object
  * @param sign a signal type from lv_signal_t enum
  * @param param pointer to a signal specific variable
  * @return LV_RES_OK: the object is not deleted in the function; LV_RES_INV: the object is deleted
diff --git a/lv_objx/lv_list.c b/lv_objx/lv_list.c
index 13f2acbbb..9da62adda 100644
--- a/lv_objx/lv_list.c
+++ b/lv_objx/lv_list.c
@@ -208,6 +208,9 @@ lv_obj_t * lv_list_add(lv_obj_t * list, const void * img_src, const char * txt,
 void lv_list_set_anim_time(lv_obj_t *list, uint16_t anim_time)
 {
     lv_list_ext_t * ext = lv_obj_get_ext_attr(list);
+#if USE_LV_ANIMATION == 0
+    anim_time = 0;
+#endif
     ext->anim_time = anim_time;
 }
 
@@ -461,6 +464,11 @@ void lv_list_down(lv_obj_t * list)
  */
 void lv_list_focus(lv_obj_t *btn, bool anim_en)
 {
+
+#if USE_LV_ANIMATION == 0
+    anim_en = false;
+#endif
+
     lv_obj_t *list = lv_obj_get_parent(lv_obj_get_parent(btn));
 
     lv_page_focus(list, btn, anim_en == false ? 0 :lv_list_get_anim_time(list));
@@ -560,7 +568,7 @@ static lv_res_t lv_list_signal(lv_obj_t * list, lv_signal_t sign, void * param)
                     lv_page_focus(list, btn_prev, ext->anim_time);
                 }
             }
-        } else if(c == LV_GROUP_KEY_ENTER) {
+        } else if(c == LV_GROUP_KEY_ENTER || c == LV_GROUP_KEY_ENTER_LONG) {
             /*Get the 'pressed' button*/
             lv_obj_t * btn = NULL;
             btn = get_next_btn(list, btn);
diff --git a/lv_objx/lv_mbox.c b/lv_objx/lv_mbox.c
index 2f9241b29..a5edf996d 100644
--- a/lv_objx/lv_mbox.c
+++ b/lv_objx/lv_mbox.c
@@ -183,12 +183,15 @@ void lv_mbox_set_action(lv_obj_t * mbox, lv_btnm_action_t action)
 /**
  * Set animation duration
  * @param mbox pointer to a message box object
- * @param time animation length in  milliseconds (0: no animation)
+ * @param anim_time animation length in  milliseconds (0: no animation)
  */
-void lv_mbox_set_anim_time(lv_obj_t * mbox, uint16_t time)
+void lv_mbox_set_anim_time(lv_obj_t * mbox, uint16_t anim_time)
 {
     lv_mbox_ext_t * ext = lv_obj_get_ext_attr(mbox);
-    ext->anim_time = time;
+#if USE_LV_ANIMATION == 0
+    anim_time = 0;
+#endif
+    ext->anim_time = anim_time;
 }
 
 /**
diff --git a/lv_objx/lv_mbox.h b/lv_objx/lv_mbox.h
index 29c436aa7..3a4b5a762 100644
--- a/lv_objx/lv_mbox.h
+++ b/lv_objx/lv_mbox.h
@@ -109,9 +109,9 @@ void lv_mbox_set_action(lv_obj_t * mbox, lv_btnm_action_t action);
 /**
  * Set animation duration
  * @param mbox pointer to a message box object
- * @param time animation length in  milliseconds (0: no animation)
+ * @param anim_time animation length in  milliseconds (0: no animation)
  */
-void lv_mbox_set_anim_time(lv_obj_t * mbox, uint16_t time);
+void lv_mbox_set_anim_time(lv_obj_t * mbox, uint16_t anim_time);
 
 /**
  * Automatically delete the message box after a given time
diff --git a/lv_objx/lv_roller.c b/lv_objx/lv_roller.c
index 98f98d25b..361d4e389 100644
--- a/lv_objx/lv_roller.c
+++ b/lv_objx/lv_roller.c
@@ -122,6 +122,9 @@ lv_obj_t * lv_roller_create(lv_obj_t * par, lv_obj_t * copy)
  */
 void lv_roller_set_selected(lv_obj_t *roller, uint16_t sel_opt, bool anim_en)
 {
+#if USE_LV_ANIMATION == 0
+    anim_en = false;
+#endif
     lv_ddlist_set_selected(roller, sel_opt);
     refr_position(roller, anim_en);
 }
@@ -293,23 +296,30 @@ static lv_res_t lv_roller_signal(lv_obj_t * roller, lv_signal_t sign, void * par
             lv_ddlist_set_selected(roller, ext->ddlist.sel_opt_id);
             refr_position(roller, false);
         }
-    } else if(sign == LV_SIGNAL_CONTROLL) {
+    }
+    else if(sign == LV_SIGNAL_FOCUS) {
+        ext->ddlist.sel_opt_id_ori = ext->ddlist.sel_opt_id;
+    }
+    else if(sign == LV_SIGNAL_DEFOCUS) {
+        /*Revert the original state*/
+        if(ext->ddlist.sel_opt_id != ext->ddlist.sel_opt_id_ori) {
+            ext->ddlist.sel_opt_id = ext->ddlist.sel_opt_id_ori;
+            refr_position(roller, true);
+        }
+
+    }
+    else if(sign == LV_SIGNAL_CONTROLL) {
         char c = *((char*)param);
         if(c == LV_GROUP_KEY_RIGHT || c == LV_GROUP_KEY_DOWN) {
             if(ext->ddlist.sel_opt_id +1 < ext->ddlist.option_cnt) {
-
                 lv_roller_set_selected(roller, ext->ddlist.sel_opt_id + 1, true);
-                if(ext->ddlist.action != NULL) {
-                    ext->ddlist.action(roller);
-                }
             }
         } else if(c == LV_GROUP_KEY_LEFT || c == LV_GROUP_KEY_UP) {
             if(ext->ddlist.sel_opt_id > 0) {
                 lv_roller_set_selected(roller, ext->ddlist.sel_opt_id - 1, true);
-                if(ext->ddlist.action != NULL) {
-                    ext->ddlist.action(roller);
-                }
             }
+        } else if(c == LV_GROUP_KEY_ENTER || c == LV_GROUP_KEY_ENTER_LONG) {
+            if(ext->ddlist.action) ext->ddlist.action(roller);
         }
     }
     else if(sign == LV_SIGNAL_GET_TYPE) {
@@ -446,6 +456,9 @@ static void draw_bg(lv_obj_t *roller, const lv_area_t *mask)
  */
 static void refr_position(lv_obj_t *roller, bool anim_en)
 {
+#if USE_LV_ANIMATION == 0
+    anim_en = false;
+#endif
     lv_obj_t *roller_scrl = lv_page_get_scrl(roller);
     lv_roller_ext_t * ext = lv_obj_get_ext_attr(roller);
     lv_style_t * style_label = lv_obj_get_style(ext->ddlist.label);
diff --git a/lv_objx/lv_sw.c b/lv_objx/lv_sw.c
index 70656306b..4b667bd09 100644
--- a/lv_objx/lv_sw.c
+++ b/lv_objx/lv_sw.c
@@ -202,7 +202,7 @@ static lv_res_t lv_sw_signal(lv_obj_t * sw, lv_signal_t sign, void * param)
     else old_val = lv_slider_get_value(sw);
 
     /*Do not let the slider to call the callback. The Switch will do it if required*/
-    lv_action_t slider_cb = ext->slider.action;
+    lv_action_t slider_action = ext->slider.action;
     ext->slider.action = NULL;
 
     lv_res_t res;
@@ -232,10 +232,28 @@ static lv_res_t lv_sw_signal(lv_obj_t * sw, lv_signal_t sign, void * param)
         if(lv_sw_get_state(sw)) lv_slider_set_style(sw, LV_SLIDER_STYLE_KNOB, ext->style_knob_on);
         else lv_slider_set_style(sw, LV_SLIDER_STYLE_KNOB, ext->style_knob_off);
 
-        if(slider_cb != NULL) slider_cb(sw);
+        if(slider_action != NULL) slider_action(sw);
 
         ext->changed = 0;
     }
+    else if(sign == LV_SIGNAL_CONTROLL) {
+
+        char c = *((char*)param);
+        if(c == LV_GROUP_KEY_ENTER || c == LV_GROUP_KEY_ENTER_LONG) {
+            if(lv_sw_get_state(sw)) lv_sw_off(sw);
+            else lv_sw_on(sw);
+
+            if(slider_action) slider_action(sw);
+        }
+        else if(c == LV_GROUP_KEY_UP || c== LV_GROUP_KEY_RIGHT) {
+            lv_sw_on(sw);
+            if(slider_action) slider_action(sw);
+        }
+        else if(c == LV_GROUP_KEY_DOWN || c== LV_GROUP_KEY_LEFT) {
+            lv_sw_off(sw);
+            if(slider_action) slider_action(sw);
+        }
+    }
     else if(sign == LV_SIGNAL_GET_TYPE) {
         lv_obj_type_t * buf = param;
         uint8_t i;
@@ -246,7 +264,7 @@ static lv_res_t lv_sw_signal(lv_obj_t * sw, lv_signal_t sign, void * param)
     }
 
     /*Restore the callback*/
-    ext->slider.action = slider_cb;
+    ext->slider.action = slider_action;
 
     return res;
 }
diff --git a/lv_objx/lv_tabview.c b/lv_objx/lv_tabview.c
index a592f9316..67a55842c 100644
--- a/lv_objx/lv_tabview.c
+++ b/lv_objx/lv_tabview.c
@@ -237,6 +237,9 @@ lv_obj_t * lv_tabview_add_tab(lv_obj_t * tabview, const char * name)
  */
 void lv_tabview_set_tab_act(lv_obj_t * tabview, uint16_t id, bool anim_en)
 {
+#if USE_LV_ANIMATION == 0
+    anim_en = false;
+#endif
     lv_tabview_ext_t * ext = lv_obj_get_ext_attr(tabview);
     lv_style_t * style = lv_obj_get_style(ext->content);
 
@@ -327,6 +330,9 @@ void lv_tabview_set_sliding(lv_obj_t * tabview, bool en)
 void lv_tabview_set_anim_time(lv_obj_t * tabview, uint16_t anim_time)
 {
     lv_tabview_ext_t  * ext = lv_obj_get_ext_attr(tabview);
+#if USE_LV_ANIMATION == 0
+    anim_time = 0;
+#endif
     ext->anim_time = anim_time;
 }
 
diff --git a/lv_themes/lv_theme_mono.c b/lv_themes/lv_theme_mono.c
index 1838942e9..aedd79b1f 100644
--- a/lv_themes/lv_theme_mono.c
+++ b/lv_themes/lv_theme_mono.c
@@ -221,6 +221,7 @@ static void lmeter_init(void)
     lmeter_bg.body.padding.hor = LV_DPI / 20;
     lmeter_bg.body.padding.inner = LV_DPI / 8;
     lmeter_bg.line.color = LV_COLOR_WHITE;
+    lmeter_bg.line.width = 1;
 
     theme.lmeter = &lmeter_bg;
 #endif
@@ -232,7 +233,7 @@ static void gauge_init(void)
     static lv_style_t gauge_bg;
     lv_style_copy(&gauge_bg, theme.lmeter);
     gauge_bg.line.color = LV_COLOR_BLACK;
-    gauge_bg.line.width = 3;
+    gauge_bg.line.width = 1;
 
 
     theme.gauge = &gauge_bg;