diff --git a/src/app_cfg.h b/src/app_cfg.h
index b40a144..b6b22a9 100644
--- a/src/app_cfg.h
+++ b/src/app_cfg.h
@@ -154,6 +154,7 @@ extern "C" {
 //#define ZCL_IAS_ZONE_SUPPORT						1
 #define ZCL_TEMPERATURE_MEASUREMENT_SUPPORT			1
 #define ZCL_RELATIVE_HUMIDITY_SUPPORT   			1
+#define ZCL_THERMOSTAT_UI_CFG_SUPPORT				1
 //#define ZCL_POLL_CTRL_SUPPORT						1
 #define ZCL_OTA_SUPPORT								1
 
@@ -163,6 +164,10 @@ extern "C" {
 #define ZCL_RELATIVE_HUMIDITY
 #define ZCL_RELATIVE_HUMIDITY_MEASUREMENT
 #endif
+#if ZCL_THERMOSTAT_UI_CFG_SUPPORT
+#define ZCL_THERMOSTAT_UI_CFG
+#endif
+
 
 #define DEFAULT_POLL_RATE							(10 * (4 * POLL_RATE_QUARTERSECONDS))
 
diff --git a/src/custom_zcl/zcl_thermostat_ui_cfg.c b/src/custom_zcl/zcl_thermostat_ui_cfg.c
new file mode 100644
index 0000000..cb2826a
--- /dev/null
+++ b/src/custom_zcl/zcl_thermostat_ui_cfg.c
@@ -0,0 +1,34 @@
+
+/**********************************************************************
+ * INCLUDES
+ */
+#include "zcl_include.h"
+
+
+#ifdef  ZCL_THERMOSTAT_UI_CFG
+/**********************************************************************
+ * LOCAL CONSTANTS
+ */
+
+
+/**********************************************************************
+ * LOCAL TYPES
+ */
+
+
+/**********************************************************************
+ * LOCAL VARIABLES
+ */
+
+
+/**********************************************************************
+ * LOCAL FUNCTIONS
+ */
+
+_CODE_ZCL_ status_t zcl_thermostat_ui_cfg_register(u8 endpoint, u16 manuCode, u8 attrNum, const zclAttrInfo_t attrTbl[], cluster_forAppCb_t cb)
+{
+	return zcl_registerCluster(endpoint, ZCL_CLUSTER_HAVC_USER_INTERFACE_CONFIG, manuCode, attrNum, attrTbl, NULL, cb);
+}
+
+#endif	/*  ZCL_THERMOSTAT_UI */
+
diff --git a/src/custom_zcl/zcl_thermostat_ui_cfg.h b/src/custom_zcl/zcl_thermostat_ui_cfg.h
new file mode 100644
index 0000000..a338f11
--- /dev/null
+++ b/src/custom_zcl/zcl_thermostat_ui_cfg.h
@@ -0,0 +1,18 @@
+
+#ifndef ZCL_THERMOSTAT_UI_CFG_H
+#define ZCL_THERMOSTAT_UI_CFG_H
+
+/*********************************************************************
+ * CONSTANTS
+ */
+
+/**
+ *  @brief	thermostatu UI configuration cluster Attribute IDs
+ */
+#define ZCL_THERMOSTAT_UI_CFG_ATTRID_TEMPERATUREDISPLAYMODE         0x0000
+#define ZCL_THERMOSTAT_UI_CFG_ATTRID_KEYPADLOCKOUT                  0x0001
+#define ZCL_THERMOSTAT_UI_CFG_ATTRID_SCHEDULEPROGRAMMINGVISIBILITY  0x0002
+
+status_t zcl_thermostat_ui_cfg_register(u8 endpoint, u16 manuCode, u8 attrNum, const zclAttrInfo_t attrTbl[], cluster_forAppCb_t cb);
+
+#endif	/* ZCL_THERMOSTAT_UI_CFG_H */
diff --git a/src/device.c b/src/device.c
index 7a0e3b3..cb342d2 100644
--- a/src/device.c
+++ b/src/device.c
@@ -201,9 +201,17 @@ void read_sensor_and_save() {
     g_zcl_powerAttrs.batteryVoltage = converted_voltage;
     g_zcl_powerAttrs.batteryPercentage = percentage2;
 
+	s16 displayTemperature = g_zcl_temperatureAttrs.measuredValue / 10;
+	u8 tempSymbol = 1;
+
+	if (g_zcl_thermostatUICfgAttrs.displayMode == 1) {
+		displayTemperature = (s16)(((s32)g_zcl_temperatureAttrs.measuredValue * 9) / (5*10) + 320);
+		tempSymbol = 2;
+	}
+
     // update lcd
-    show_temp_symbol(1);
-    show_big_number(g_zcl_temperatureAttrs.measuredValue / 10, 1);
+    show_temp_symbol(tempSymbol);
+    show_big_number(displayTemperature, 1);
     show_small_number(g_zcl_relHumidityAttrs.measuredValue / 100, 1);
 #if defined(SHOW_SMILEY)
     show_smiley(
diff --git a/src/device.h b/src/device.h
index bd0310e..81e8090 100644
--- a/src/device.h
+++ b/src/device.h
@@ -90,6 +90,13 @@ typedef struct {
 	u16 tolerance;
 }zcl_relHumidityAttr_t;
 
+/**
+ *  @brief Defined for thermostat UI config cluster attributes
+ */
+typedef struct {
+	u8 displayMode;
+}zcl_thermostatUICfgAttr_t;
+
 
 /**
  *  @brief  Defined for poll control cluster attributes
@@ -126,6 +133,7 @@ extern const af_simple_descriptor_t sensorDevice_simpleDesc;
 extern zcl_basicAttr_t g_zcl_basicAttrs;
 extern zcl_identifyAttr_t g_zcl_identifyAttrs;
 extern zcl_powerAttr_t g_zcl_powerAttrs;
+extern zcl_thermostatUICfgAttr_t g_zcl_thermostatUICfgAttrs;
 extern zcl_temperatureAttr_t g_zcl_temperatureAttrs;
 extern zcl_relHumidityAttr_t g_zcl_relHumidityAttrs;
 // extern zcl_iasZoneAttr_t g_zcl_iasZoneAttrs;
diff --git a/src/sensorEpCfg.c b/src/sensorEpCfg.c
index 9bbb788..0af8530 100644
--- a/src/sensorEpCfg.c
+++ b/src/sensorEpCfg.c
@@ -4,6 +4,7 @@
 #include "tl_common.h"
 #include "zcl_include.h"
 #include "zcl_relative_humidity.h"
+#include "zcl_thermostat_ui_cfg.h"
 #include "device.h"
 
 /**********************************************************************
@@ -243,6 +244,22 @@ const zclAttrInfo_t relative_humdity_attrTbl[] =
 #define	ZCL_RELATIVE_HUMIDITY_ATTR_NUM		 sizeof(relative_humdity_attrTbl) / sizeof(zclAttrInfo_t)
 #endif
 
+#ifdef ZCL_THERMOSTAT_UI_CFG
+zcl_thermostatUICfgAttr_t g_zcl_thermostatUICfgAttrs =
+{
+	.displayMode	= 0x0000,
+};
+
+const zclAttrInfo_t thermostat_ui_cfg_attrTbl[] =
+{
+	{ ZCL_THERMOSTAT_UI_CFG_ATTRID_TEMPERATUREDISPLAYMODE,       ZCL_DATA_TYPE_ENUM8,    ACCESS_CONTROL_READ | ACCESS_CONTROL_WRITE, (u8*)&g_zcl_thermostatUICfgAttrs.displayMode },
+
+	{ ZCL_ATTRID_GLOBAL_CLUSTER_REVISION, 	ZCL_DATA_TYPE_UINT16,  	ACCESS_CONTROL_READ,  						(u8*)&zcl_attr_global_clusterRevision},
+};
+
+#define	ZCL_THERMOSTAT_UI_CFG_ATTR_NUM		 sizeof(thermostat_ui_cfg_attrTbl) / sizeof(zclAttrInfo_t)
+#endif
+
 
 #ifdef ZCL_POLL_CTRL
 /* Poll Control */
@@ -288,7 +305,11 @@ const zcl_specClusterInfo_t g_sensorDeviceClusterList[] =
 	{ZCL_CLUSTER_MS_TEMPERATURE_MEASUREMENT,	MANUFACTURER_CODE_NONE, ZCL_TEMPERATURE_MEASUREMENT_ATTR_NUM, temperature_measurement_attrTbl, 	zcl_temperature_measurement_register, 	NULL},
 #endif
 #ifdef ZCL_RELATIVE_HUMIDITY
-	{ZCL_CLUSTER_MS_RELATIVE_HUMIDITY,	MANUFACTURER_CODE_NONE, ZCL_RELATIVE_HUMIDITY_ATTR_NUM, 		relative_humdity_attrTbl,	zcl_relative_humidity_register, 	NULL},
+	{ZCL_CLUSTER_MS_RELATIVE_HUMIDITY,	MANUFACTURER_CODE_NONE,	 ZCL_RELATIVE_HUMIDITY_ATTR_NUM, 		relative_humdity_attrTbl,	zcl_relative_humidity_register, 	NULL},
+#endif
+#ifdef ZCL_THERMOSTAT_UI_CFG
+	// typo in SDK
+	{ZCL_CLUSTER_HAVC_USER_INTERFACE_CONFIG, MANUFACTURER_CODE_NONE, ZCL_THERMOSTAT_UI_CFG_ATTR_NUM, thermostat_ui_cfg_attrTbl,	zcl_thermostat_ui_cfg_register, 	NULL},
 #endif
 #ifdef ZCL_POLL_CTRL
 	{ZCL_CLUSTER_GEN_POLL_CONTROL,  MANUFACTURER_CODE_NONE, ZCL_POLLCTRL_ATTR_NUM, 	pollCtrl_attrTbl,   zcl_pollCtrl_register,	sensorDevice_pollCtrlCb},