diff --git a/hatasmota/const.py b/hatasmota/const.py
index 14bf394..efb9ecd 100644
--- a/hatasmota/const.py
+++ b/hatasmota/const.py
@@ -164,6 +164,7 @@
 SENSOR_VOLTAGE: Final = "Voltage"
 SENSOR_WEIGHT: Final = "Weight"
 SENSOR_YESTERDAY: Final = "Yesterday"
+SENSOR_TOTAL_TARIFF: Final = "TotalTariff"
 
 SENSOR_STATUS_BATTERY_PERCENTAGE: Final = "status_battery_percentage"
 
diff --git a/hatasmota/sensor.py b/hatasmota/sensor.py
index f9d200a..c0330c4 100644
--- a/hatasmota/sensor.py
+++ b/hatasmota/sensor.py
@@ -83,6 +83,7 @@
     SENSOR_VOLTAGE,
     SENSOR_WEIGHT,
     SENSOR_YESTERDAY,
+    SENSOR_TOTAL_TARIFF,
     SPEED_FEET_PER_SECOND,
     SPEED_KILOMETERS_PER_HOUR,
     SPEED_KNOT,
@@ -198,6 +199,7 @@
     SENSOR_VOLTAGE: VOLT,
     SENSOR_WEIGHT: MASS_KILOGRAMS,
     SENSOR_YESTERDAY: ENERGY_KILO_WATT_HOUR,
+    SENSOR_TOTAL_TARIFF: ENERGY_KILO_WATT_HOUR,
 }
 
 SUPPORTED_PRESSURE_UNITS = [PRESSURE_HPA, PRESSURE_MMHG]