diff --git a/custom_components/badnest/climate.py b/custom_components/badnest/climate.py
index e21f22d..d2b62d3 100644
--- a/custom_components/badnest/climate.py
+++ b/custom_components/badnest/climate.py
@@ -146,7 +146,7 @@ class NestClimate(ClimateDevice):
     @property
     def current_temperature(self):
         """Return the current temperature."""
-        return self.device.device_data[self.device_id]['current_temperature']
+        return round(round(self.device.device_data[self.device_id]['current_temperature']*2)/2,1)
 
     @property
     def current_humidity(self):
@@ -175,7 +175,7 @@ class NestClimate(ClimateDevice):
                 != NEST_MODE_HEAT_COOL \
                 and not self.device.device_data[self.device_id]['eco']:
             return \
-                self.device.device_data[self.device_id]['target_temperature']
+                round(round(self.device.device_data[self.device_id]['target_temperature']*2)/2,1)
         return None
 
     @property
@@ -185,8 +185,8 @@ class NestClimate(ClimateDevice):
                 == NEST_MODE_HEAT_COOL \
                 and not self.device.device_data[self.device_id]['eco']:
             return \
-                self.device. \
-                device_data[self.device_id]['target_temperature_high']
+                round(round(self.device. \
+                device_data[self.device_id]['target_temperature_high']*2)/2,1)
         return None
 
     @property
@@ -196,8 +196,8 @@ class NestClimate(ClimateDevice):
                 == NEST_MODE_HEAT_COOL \
                 and not self.device.device_data[self.device_id]['eco']:
             return \
-                self.device. \
-                device_data[self.device_id]['target_temperature_low']
+                round(round(self.device. \
+                device_data[self.device_id]['target_temperature_low']*2)/2,1)
         return None
 
     @property
diff --git a/custom_components/badnest/sensor.py b/custom_components/badnest/sensor.py
index 5638e78..4b9b562 100644
--- a/custom_components/badnest/sensor.py
+++ b/custom_components/badnest/sensor.py
@@ -67,7 +67,7 @@ class NestTemperatureSensor(Entity):
     @property
     def state(self):
         """Return the state of the sensor."""
-        return self.device.device_data[self.device_id]['temperature']
+        return round(round(self.device.device_data[self.device_id]['temperature']*2)/2,1)
 
     @property
     def device_class(self):
@@ -86,9 +86,16 @@ class NestTemperatureSensor(Entity):
     @property
     def device_state_attributes(self):
         """Return the state attributes."""
+        maxBattery = 4.0
+        zeroBattery = 3.6
+        curBattery = float(self.device.device_data[self.device_id]['battery_level'])
+        resBattery = round(((curBattery - zeroBattery)/(maxBattery-zeroBattery))*100,2)
+        if resBattery < 0.0:
+          resBattery = 0.0
+        if resBattery > 100.0:
+          resBattery = 100.0
         return {
-            ATTR_BATTERY_LEVEL:
-                self.device.device_data[self.device_id]['battery_level']
+            ATTR_BATTERY_LEVEL: resBattery
         }