diff --git a/nspanel_esphome.yaml b/nspanel_esphome.yaml
index 762c45c..12e98c3 100644
--- a/nspanel_esphome.yaml
+++ b/nspanel_esphome.yaml
@@ -247,126 +247,12 @@ api:
               switch.is_on: nextion_init
         - lambda: |-
             //ESP_LOGD("nextion", "thermostat sendig value %f", value);
-            int left=16; // 16 is empty left.
-            int mid=17; // 17 is empty mid.
-            int right=18; // 18 is empty right.
-            if (value < 13.5) {
-              left=16;
-              mid=17;
-              right=18;
-            } else if (value >= 13.5 and value < 14) {
-              left=19;
-              mid=17;
-              right=18;
-            } else if (value >= 14 and value < 14.5) {
-              left=20;
-              mid=17;
-              right=18;
-            } else if (value >= 14.5 and value < 15) {
-              left=21;
-              mid=17;
-              right=18;
-            } else if (value >= 15 and value < 15.5) {
-              left=22;
-              mid=17;
-              right=18;
-            } else if (value >= 15.5 and value < 16) {
-              left=23;
-              mid=17;
-              right=18;
-            } else if (value >= 16 and value < 16.5) {
-              left=24;
-              mid=17;
-              right=18;
-            } else if (value >= 16.5 and value < 17) {
-              left=25;
-              mid=17;
-              right=18;
-            } else if (value >= 17 and value < 17.5) {
-              left=26;
-              mid=17;
-              right=18;
-            } else if (value >= 17.5 and value < 18) {
-              left=27;
-              mid=17;
-              right=18;
-            } else if (value >= 18 and value < 18.5) {
-              left=28;
-              mid=17;
-              right=18;
-            } else if (value >= 18.5 and value < 19) {
-              left=29;
-              mid=30;
-              right=18;
-            } else if (value >= 19 and value < 19.5) {
-              left=29; 
-              mid=31;
-              right=18;
-            } else if (value >= 19.5 and value < 20) {
-              left=29;
-              mid=32;
-              right=18;
-            } else if (value >= 20 and value < 20.5) {
-              left=29;
-              mid=33;
-              right=18;
-            } else if (value >= 20.5 and value < 21) {
-              left=29;
-              mid=34;
-              right=18;
-            } else if (value >= 21 and value < 21.5) {
-              left=29;
-              mid=35;
-              right=18;
-            } else if (value >= 21.5 and value < 22) {
-              left=29;
-              mid=36;
-              right=18;
-            } else if (value >= 22 and value < 22.5) {
-              left=29;
-              mid=37;
-              right=38;
-            } else if (value >= 22.5 and value < 23) {
-              left=29;
-              mid=37;
-              right=39;
-            } else if (value >= 23 and value < 23.5) {
-              left=29;
-              mid=37;
-              right=40;
-            } else if (value >= 23.5 and value < 24) {
-              left=29;
-              mid=37;
-              right=41;
-            } else if (value >= 24 and value < 24.5) {
-              left=29;
-              mid=37;
-              right=42;
-            } else if (value >= 24.5 and value < 25) {
-              left=29;
-              mid=37;
-              right=43;
-            } else if (value >= 25 and value < 25.5) {
-              left=29;
-              mid=37;
-              right=44;
-            } else if (value >= 25.5 and value < 26) {
-              left=29;
-              mid=37;
-              right=45;
-            } else if (value >= 26 and value < 26.5) {
-              left=29;
-              mid=37;
-              right=46;
-            } else if (value >= 26.5 and value < 27) {
-              left=29;
-              mid=37;
-              right=47;
-            } else if (value >= 27) {
-              left=29;
-              mid=37;
-              right=48;
-            }
+            int v = int(2 * std::min(std::max(value - 13.5, 0.0), 5.0));
+            int left = v + (v ? 19 : 16); // 16 is empty left.
+            v = int(2 * std::min(std::max(value - 18.0, 0.0), 4.0));
+            int mid = v + (v ? 29 : 17); // 17 is empty mid.
+            v = int(2 * std::min(std::max(value - 21.5, 0.0), 5.5));
+            int right = v + (v ? 37 : 18); // 18 is empty right.
             // sends the 3 images to the display
             //ESP_LOGD("nextion", "thermostat left %i", left);
             //ESP_LOGD("nextion", "thermostat mid %i", mid);
@@ -505,21 +391,21 @@ sensor:
     name: ${device_name} RSSI
     update_interval: 60s
 
-  ##### INTERNAL TEMPERATUE SENSOR, ADC VALUE #####
+  ##### INTERNAL TEMPERATURE SENSOR, ADC VALUE #####
   - platform: adc
     id: ntc_source
     pin: 38
     update_interval: 10s
     attenuation: 11db
 
-  ##### INTERNAL TEMPERATUE SENSOR, adc reading converted to resistance (calculation)#####
+  ##### INTERNAL TEMPERATURE SENSOR, adc reading converted to resistance (calculation)#####
   - platform: resistance
     id: resistance_sensor
     sensor: ntc_source
     configuration: DOWNSTREAM
     resistor: 11.2kOhm
 
-  ##### INTERNAL TEMPERATUE SENSOR, resistance to temperature (calculation) #####
+  ##### INTERNAL TEMPERATURE SENSOR, resistance to temperature (calculation) #####
   - platform: ntc
     name: ${device_name} Temperature
     id: temp_nspanel
@@ -904,12 +790,7 @@ display:
         - lambda: id(disp1).send_command_printf("settings.brightslider.val=%i", id(display_brightness_global));
         - lambda: id(disp1).send_command_printf("settings.dimslider.val=%i", id(display_dim_brightness_global));
         - lambda: id(disp1).send_command_printf("home.sleepmodus.val=%i", id(sleep_modus_global));
-        - lambda: |-
-            id(disp1).set_component_value("settings.a02",0);
-            if (id(sleep_modus_global) == 1) 
-            {
-              id(disp1).set_component_value("settings.a02",1);
-            }
+        - lambda: id(disp1).set_component_value("settings.a02", id(sleep_modus_global) == 1);
         - delay: 0.5s
         - switch.template.publish:
             id: nextion_init