diff --git a/source/components/light.markdown b/source/components/light.markdown
index 517e27256dc..63435d0ef0f 100644
--- a/source/components/light.markdown
+++ b/source/components/light.markdown
@@ -33,17 +33,17 @@ The light component supports multiple entries in <code>configuration.yaml</code>
 
 ### Service `light.turn_on`
 
-Turns one or multiple lights on.
+Turns one light on or multiple lights on using [groups]({{site_root}}/components/group.html).
 
 | Service data attribute | Optional | Description |
 | ---------------------- | -------- | ----------- |
 | `entity_id` | no | Only act on specified lights. Else targets all.
-| `transition_seconds` | no | Seconds to take to switch to new state.
-| `profile` | no | Which light profile to use.
-| `xy_color` | no | Two comma seperated floats that represent the color in XY
-| `rgb_color` | no | Three comma seperated integers that represent the color in RGB
-| `brightness` | no | Integer between 0 and 255 for how bright the color should be
-| `flash` | no | Tell light to flash, can be either value `short` or `long`
+| `transition` | yes | Seconds to take to switch to new state. *not supported by Wink
+| `profile` | yes | Which light profile to use.
+| `xy_color` | yes | Two comma seperated floats that represent the color in XY
+| `rgb_color` | yes | Three comma seperated integers that represent the color in RGB
+| `brightness` | yes | Integer between 0 and 255 for how bright the color should be 
+| `flash` | yes | Tell light to flash, can be either value `short` or `long`. *not supported by Wink
 
 ### Service `light.turn_off`