diff --git a/lib/entity_class/entity.class.dart b/lib/entity_class/entity.class.dart
index 2f253ca..9b40c97 100644
--- a/lib/entity_class/entity.class.dart
+++ b/lib/entity_class/entity.class.dart
@@ -83,7 +83,18 @@ class Entity {
     } else if (temp1 is double) {
       return temp1;
     } else {
-      return null;
+      return double.tryParse("$temp1");
+    }
+  }
+
+  int _getIntAttributeValue(String attributeName) {
+    var temp1 = attributes["$attributeName"];
+    if (temp1 is int) {
+      return temp1;
+    } else if (temp1 is double) {
+      return temp1.round();
+    } else {
+      return int.tryParse("$temp1");
     }
   }
 
@@ -178,7 +189,7 @@ class SwitchEntity extends Entity {
 
   @override
   Widget _buildStatePart(BuildContext context) {
-    return SwitchControlWidget();
+    return SwitchStateWidget();
   }
 }
 
@@ -187,7 +198,7 @@ class ButtonEntity extends Entity {
 
   @override
   Widget _buildStatePart(BuildContext context) {
-    return ButtonControlWidget();
+    return ButtonStateWidget();
   }
 }
 
@@ -202,7 +213,7 @@ class TextEntity extends Entity {
 
   @override
   Widget _buildStatePart(BuildContext context) {
-    return TextControlWidget();
+    return TextInputStateWidget();
   }
 }
 
@@ -224,7 +235,7 @@ class SliderEntity extends Entity {
       //width: 200.0,
       child: Row(
         children: <Widget>[
-          SliderControlWidget(
+          SliderStateWidget(
             expanded: true,
           ),
           SimpleEntityState(),
@@ -240,7 +251,7 @@ class SliderEntity extends Entity {
 
   @override
   Widget _buildAdditionalControlsForPage(BuildContext context) {
-    return SliderControlWidget(
+    return SliderStateWidget(
       expanded: false,
     );
   }
@@ -468,3 +479,76 @@ class CoverEntity extends Entity {
   }
 
 }
+
+class LightEntity extends Entity {
+
+  static const SUPPORT_BRIGHTNESS = 1;
+  static const SUPPORT_COLOR_TEMP = 2;
+  static const SUPPORT_EFFECT = 4;
+  static const SUPPORT_FLASH = 8;
+  static const SUPPORT_COLOR = 16;
+  static const SUPPORT_TRANSITION = 32;
+  static const SUPPORT_WHITE_VALUE = 128;
+
+  bool get supportBrightness => ((attributes["supported_features"] &
+  LightEntity.SUPPORT_BRIGHTNESS) ==
+      LightEntity.SUPPORT_BRIGHTNESS);
+  bool get supportColorTemp => ((attributes["supported_features"] &
+  LightEntity.SUPPORT_COLOR_TEMP) ==
+      LightEntity.SUPPORT_COLOR_TEMP);
+  bool get supportEffect => ((attributes["supported_features"] &
+  LightEntity.SUPPORT_EFFECT) ==
+      LightEntity.SUPPORT_EFFECT);
+  bool get supportFlash => ((attributes["supported_features"] &
+  LightEntity.SUPPORT_FLASH) ==
+      LightEntity.SUPPORT_FLASH);
+  bool get supportColor => ((attributes["supported_features"] &
+  LightEntity.SUPPORT_COLOR) ==
+      LightEntity.SUPPORT_COLOR);
+  bool get supportTransition => ((attributes["supported_features"] &
+  LightEntity.SUPPORT_TRANSITION) ==
+      LightEntity.SUPPORT_TRANSITION);
+  bool get supportWhiteValue => ((attributes["supported_features"] &
+  LightEntity.SUPPORT_WHITE_VALUE) ==
+      LightEntity.SUPPORT_WHITE_VALUE);
+
+  int get brightness => _getIntAttributeValue("brightness");
+  int get colorTemp => _getIntAttributeValue("color_temp");
+  double get maxMireds => _getDoubleAttributeValue("max_mireds");
+  double get minMireds => _getDoubleAttributeValue("min_mireds");
+  Color get color => _getColor();
+  bool get isAdditionalControls => ((attributes["supported_features"] != null) && (attributes["supported_features"] != 0));
+  List<String> get effectList => attributes["effect_list"] != null
+      ? (attributes["effect_list"] as List).cast<String>()
+      : null;
+
+  LightEntity(Map rawData) : super(rawData);
+
+  Color _getColor() {
+    List rgb = attributes["rgb_color"];
+    try {
+      if ((rgb != null) && (rgb.length > 0)) {
+        return Color.fromARGB(255, rgb[0], rgb[1], rgb[2]);
+      } else {
+        return null;
+      }
+    } catch (e) {
+      return null;
+    }
+  }
+
+  @override
+  Widget _buildStatePart(BuildContext context) {
+    return SwitchStateWidget();
+  }
+
+  @override
+  Widget _buildAdditionalControlsForPage(BuildContext context) {
+    if (!isAdditionalControls) {
+      return Container(height: 0.0, width: 0.0);
+    } else {
+      return LightControlsWidget();
+    }
+  }
+
+}
diff --git a/lib/entity_class/stateful_widgets.dart b/lib/entity_class/stateful_widgets.dart
index d00df5f..063470e 100644
--- a/lib/entity_class/stateful_widgets.dart
+++ b/lib/entity_class/stateful_widgets.dart
@@ -1,11 +1,11 @@
 part of '../main.dart';
 
-class SwitchControlWidget extends StatefulWidget {
+class SwitchStateWidget extends StatefulWidget {
   @override
-  _SwitchControlWidgetState createState() => _SwitchControlWidgetState();
+  _SwitchStateWidgetState createState() => _SwitchStateWidgetState();
 }
 
-class _SwitchControlWidgetState extends State<SwitchControlWidget> {
+class _SwitchStateWidgetState extends State<SwitchStateWidget> {
 
   @override
   void initState() {
@@ -37,48 +37,15 @@ class _SwitchControlWidgetState extends State<SwitchControlWidget> {
   }
 }
 
-class ButtonControlWidget extends StatefulWidget {
+class TextInputStateWidget extends StatefulWidget {
+
+  TextInputStateWidget({Key key}) : super(key: key);
+
   @override
-  _ButtonControlWidgetState createState() => _ButtonControlWidgetState();
+  _TextInputStateWidgetState createState() => _TextInputStateWidgetState();
 }
 
-class _ButtonControlWidgetState extends State<ButtonControlWidget> {
-
-  @override
-  void initState() {
-    super.initState();
-  }
-
-  void _setNewState(Entity entity) {
-    eventBus.fire(new ServiceCallEvent(entity.domain, "turn_on", entity.entityId, null));
-  }
-
-  @override
-  Widget build(BuildContext context) {
-    final entityModel = EntityModel.of(context);
-    return FlatButton(
-      onPressed: (() {
-        _setNewState(entityModel.entity);
-      }),
-      child: Text(
-        "EXECUTE",
-        textAlign: TextAlign.right,
-        style:
-        new TextStyle(fontSize: Entity.stateFontSize, color: Colors.blue),
-      ),
-    );
-  }
-}
-
-class TextControlWidget extends StatefulWidget {
-
-  TextControlWidget({Key key}) : super(key: key);
-
-  @override
-  _TextControlWidgetState createState() => _TextControlWidgetState();
-}
-
-class _TextControlWidgetState extends State<TextControlWidget> {
+class _TextInputStateWidgetState extends State<TextInputStateWidget> {
   String _tmpValue;
   String _entityState;
   String _entityDomain;
@@ -167,17 +134,17 @@ class _TextControlWidgetState extends State<TextControlWidget> {
 
 }
 
-class SliderControlWidget extends StatefulWidget {
+class SliderStateWidget extends StatefulWidget {
 
   final bool expanded;
 
-  SliderControlWidget({Key key, @required this.expanded}) : super(key: key);
+  SliderStateWidget({Key key, @required this.expanded}) : super(key: key);
 
   @override
-  _SliderControlWidgetState createState() => _SliderControlWidgetState();
+  _SliderStateWidgetState createState() => _SliderStateWidgetState();
 }
 
-class _SliderControlWidgetState extends State<SliderControlWidget> {
+class _SliderStateWidgetState extends State<SliderStateWidget> {
   int _multiplier = 1;
 
   void setNewState(newValue, domain, entityId) {
@@ -798,4 +765,260 @@ class _CoverControlWidgetState extends State<CoverControlWidget> {
     }
   }
 
+}
+
+class LightControlsWidget extends StatefulWidget {
+
+  @override
+  _LightControlsWidgetState createState() => _LightControlsWidgetState();
+
+}
+
+class _LightControlsWidgetState extends State<LightControlsWidget> {
+
+  int _tmpBrightness;
+  int _tmpColorTemp;
+  Color _tmpColor;
+  bool _changedHere = false;
+
+  void _resetState(LightEntity entity) {
+    _tmpBrightness = entity.brightness;
+    _tmpColorTemp = entity.colorTemp;
+    _tmpColor = entity.color;
+  }
+
+  void _setBrightness(LightEntity entity, double value) {
+    setState(() {
+      _tmpBrightness = value.round();
+      _changedHere = true;
+      if (_tmpBrightness > 0) {
+        eventBus.fire(new ServiceCallEvent(
+            entity.domain, "turn_on", entity.entityId,
+            {"brightness": _tmpBrightness}));
+      } else {
+        eventBus.fire(new ServiceCallEvent(
+            entity.domain, "turn_off", entity.entityId,
+            null));
+      }
+    });
+  }
+
+  void _setColorTemp(LightEntity entity, double value) {
+    setState(() {
+      _tmpColorTemp = value.round();
+      _changedHere = true;
+      eventBus.fire(new ServiceCallEvent(
+            entity.domain, "turn_on", entity.entityId,
+            {"color_temp": _tmpColorTemp}));
+    });
+  }
+
+  void _setColor(LightEntity entity, Color color) {
+    setState(() {
+      _tmpColor = color;
+      _changedHere = true;
+      TheLogger.log("Debug", "Color: [${color.red}, ${color.green}, ${color.blue}]");
+      if ((color == Colors.black) || ((color.red == color.green) && (color.green == color.blue)))  {
+        eventBus.fire(new ServiceCallEvent(
+            entity.domain, "turn_off", entity.entityId,
+            null));
+      } else {
+        eventBus.fire(new ServiceCallEvent(
+            entity.domain, "turn_on", entity.entityId,
+            {"rgb_color": [color.red, color.green, color.blue]}));
+      }
+    });
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final entityModel = EntityModel.of(context);
+    final LightEntity entity = entityModel.entity;
+    if (!_changedHere) {
+      _resetState(entity);
+    } else {
+      _changedHere = false;
+    }
+    return Column(
+      crossAxisAlignment: CrossAxisAlignment.center,
+      children: <Widget>[
+        _buildBrightnessControl(entity),
+        _buildColorTempControl(entity),
+        _buildColorControl(entity),
+        _buildEffectControl(entity),
+        _buildFlashControl(entity),
+        _buildTransitionControl(entity),
+        _buildWhiteValueControl(entity)
+      ],
+    );
+  }
+
+  Widget _buildBrightnessControl(LightEntity entity) {
+    if ((entity.supportBrightness) && (_tmpBrightness != null)) {
+      return Column(
+        crossAxisAlignment: CrossAxisAlignment.start,
+        children: <Widget>[
+          Container(height: Entity.rowPadding,),
+          Text(
+              "Brightness",
+            style: TextStyle(fontSize: Entity.stateFontSize),
+          ),
+          Container(height: Entity.rowPadding,),
+          Row(
+            children: <Widget>[
+              Icon(Icons.brightness_5),
+              Expanded(
+                child: Slider(
+                  value: _tmpBrightness.toDouble(),
+                  min: 0.0,
+                  max: 255.0,
+                  onChanged: (value) {
+                    setState(() {
+                      _changedHere = true;
+                      _tmpBrightness = value.round();
+                    });
+                  },
+                  onChangeEnd: (value) => _setBrightness(entity, value),
+                ),
+              )
+            ],
+          ),
+          Container(height: Entity.rowPadding,)
+        ],
+      );
+    } else {
+      return Container(width: 0.0, height: 0.0);
+    }
+  }
+
+  Widget _buildColorTempControl(LightEntity entity) {
+    if ((entity.supportColorTemp) && (_tmpColorTemp != null)) {
+      return Column(
+        crossAxisAlignment: CrossAxisAlignment.start,
+        children: <Widget>[
+          Container(height: Entity.rowPadding,),
+          Text(
+            "Color temperature",
+            style: TextStyle(fontSize: Entity.stateFontSize),
+          ),
+          Container(height: Entity.rowPadding,),
+          Row(
+            children: <Widget>[
+              Text("Cold", style: TextStyle(color: Colors.lightBlue),),
+              Expanded(
+                child: Slider(
+                  value: _tmpColorTemp.toDouble(),
+                  min: entity.minMireds,
+                  max: entity.maxMireds,
+                  onChanged: (value) {
+                    setState(() {
+                      _changedHere = true;
+                      _tmpColorTemp = value.round();
+                    });
+                  },
+                  onChangeEnd: (value) => _setColorTemp(entity, value),
+                ),
+              ),
+              Text("Warm", style: TextStyle(color: Colors.amberAccent),),
+            ],
+          ),
+          Container(height: Entity.rowPadding,)
+        ],
+      );
+    } else {
+      return Container(width: 0.0, height: 0.0);
+    }
+  }
+
+  Widget _buildColorControl(LightEntity entity) {
+    if ((entity.supportColor)&&(entity.color != null)) {
+      Color backColor = Color.fromRGBO(255, 255, 255, 0.0);
+      if ((_tmpColor.red >=228) && (_tmpColor.green >=228) && (_tmpColor.blue >=228)) {
+        backColor = Colors.black12;
+      }
+      return Column(
+        crossAxisAlignment: CrossAxisAlignment.center,
+        children: <Widget>[
+          Container(height: Entity.rowPadding,),
+          GestureDetector(
+            child: Container(
+              width: 250.0,
+              child: Text(
+                "Color",
+                textAlign: TextAlign.center,
+                style: TextStyle(
+                    fontSize: 50.0,
+                    fontWeight: FontWeight.bold,
+                    color: _tmpColor ?? Colors.black45,
+                ),
+              ),
+              decoration: BoxDecoration(
+                color: backColor
+              ),
+            ),
+            onTap: () => _showColorPicker(entity),
+          ),
+          Container(height: Entity.rowPadding,),
+        ],
+      );
+    } else {
+      return Container(width: 0.0, height: 0.0);
+    }
+  }
+
+  void _showColorPicker(LightEntity entity) {
+    showDialog(
+      context: context,
+      builder: (BuildContext context) {
+        return AlertDialog(
+          titlePadding: EdgeInsets.all(0.0),
+          contentPadding: EdgeInsets.all(0.0),
+          content: SingleChildScrollView(
+            child: MaterialPicker(
+              pickerColor: _tmpColor,
+              onColorChanged: (color) {
+                _setColor(entity, color);
+                Navigator.of(context).pop();
+              },
+              enableLabel: true,
+            ),
+          ),
+        );
+      },
+    );
+  }
+
+  Widget _buildEffectControl(LightEntity entity) {
+    if (entity.supportEffect) {
+      return Text("Effect is not supported yet =(");
+    } else {
+      return Container(width: 0.0, height: 0.0);
+    }
+  }
+
+  Widget _buildFlashControl(LightEntity entity) {
+    if (entity.supportFlash) {
+      return Text("Flash is not supported yet =(");
+    } else {
+      return Container(width: 0.0, height: 0.0);
+    }
+  }
+
+  Widget _buildTransitionControl(LightEntity entity) {
+    if (entity.supportTransition) {
+      return Text("Transition is not supported yet =(");
+    } else {
+      return Container(width: 0.0, height: 0.0);
+    }
+  }
+
+  Widget _buildWhiteValueControl(LightEntity entity) {
+    if (entity.supportWhiteValue) {
+      return Text("White value is not supported yet =(");
+    } else {
+      return Container(width: 0.0, height: 0.0);
+    }
+  }
+
+
 }
\ No newline at end of file
diff --git a/lib/entity_class/stateless_widgets.dart b/lib/entity_class/stateless_widgets.dart
index 55498d9..f4dc37a 100644
--- a/lib/entity_class/stateless_widgets.dart
+++ b/lib/entity_class/stateless_widgets.dart
@@ -653,6 +653,29 @@ class CoverEntityTiltControlButtons extends StatelessWidget {
   }
 }
 
+class ButtonStateWidget extends StatelessWidget {
+
+  void _setNewState(Entity entity) {
+    eventBus.fire(new ServiceCallEvent(entity.domain, "turn_on", entity.entityId, null));
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final entityModel = EntityModel.of(context);
+    return FlatButton(
+      onPressed: (() {
+        _setNewState(entityModel.entity);
+      }),
+      child: Text(
+        "EXECUTE",
+        textAlign: TextAlign.right,
+        style:
+        new TextStyle(fontSize: Entity.stateFontSize, color: Colors.blue),
+      ),
+    );
+  }
+}
+
 class ModeSelectorWidget extends StatelessWidget {
 
   final String caption;
diff --git a/lib/entity_collection.class.dart b/lib/entity_collection.class.dart
index 1d4d959..0893848 100644
--- a/lib/entity_collection.class.dart
+++ b/lib/entity_collection.class.dart
@@ -35,13 +35,15 @@ class EntityCollection {
       }
       case "automation":
       case "input_boolean":
-      case "switch":
+      case "switch": {
+        return SwitchEntity(rawEntityData);
+      }
       case "light": {
-      return SwitchEntity(rawEntityData);
+        return LightEntity(rawEntityData);
       }
       case "script":
       case "scene": {
-      return ButtonEntity(rawEntityData);
+        return ButtonEntity(rawEntityData);
       }
       case "input_datetime": {
         return DateTimeEntity(rawEntityData);
diff --git a/lib/home_assistant.class.dart b/lib/home_assistant.class.dart
index d70dac3..d8a9fd2 100644
--- a/lib/home_assistant.class.dart
+++ b/lib/home_assistant.class.dart
@@ -300,7 +300,7 @@ class HomeAssistant {
     String message = '{"id": $_currentMessageId, "type": "call_service", "domain": "$domain", "service": "$service", "service_data": {"entity_id": "$entityId"';
     if (additionalParams != null) {
       additionalParams.forEach((name, value){
-        if ((value is double) || (value is int)) {
+        if ((value is double) || (value is int) || (value is List)) {
           message += ', "$name" : $value';
         } else {
           message += ', "$name" : "$value"';
diff --git a/lib/main.dart b/lib/main.dart
index 7dbde36..c00ccef 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -12,6 +12,7 @@ import 'package:url_launcher/url_launcher.dart';
 import 'package:flutter/services.dart';
 import 'package:date_format/date_format.dart';
 import 'package:http/http.dart' as http;
+import 'package:flutter_colorpicker/material_picker.dart';
 
 part 'entity_class/entity.class.dart';
 part 'entity_class/stateless_widgets.dart';
diff --git a/pubspec.lock b/pubspec.lock
index 31e038e..3479da4 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -113,6 +113,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.1.2"
+  flutter_colorpicker:
+    dependency: "direct main"
+    description:
+      name: flutter_colorpicker
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.1.0"
   flutter_launcher_icons:
     dependency: "direct dev"
     description:
diff --git a/pubspec.yaml b/pubspec.yaml
index 218d29f..d5ae032 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -15,6 +15,7 @@ dependencies:
   cached_network_image: ^0.4.1
   url_launcher: ^3.0.3
   date_format: ^1.0.5
+  flutter_colorpicker: ^0.1.0
 
   # The following adds the Cupertino Icons font to your application.
   # Use with the CupertinoIcons class for iOS style icons.