diff --git a/ctrlgui/ctrlgui_node.py b/ctrlgui/ctrlgui_node.py
index b7375d9..ec992ac 100644
--- a/ctrlgui/ctrlgui_node.py
+++ b/ctrlgui/ctrlgui_node.py
@@ -352,13 +352,13 @@ def build_ui(node: CtrlGuiNode) -> None:
         # LED control
         with ui.column():
             with ui.row():
-                color_input = ui.select(['red', 'green', 'blue', 'cyan', 'yellow', 'purple', 'white'], value='red').style('width: 100px')
+                color_input = ui.select(['red', 'green', 'blue', 'cyan', 'yellow', 'purple', 'white', 'off'], value='red').style('width: 100px')
                 
             def led_control_() -> None:
                 try:
                     # TODO check input data
                     
-                    text = f"data: {{{color_input.value}, 10}}"
+                    text = f"{color_input.value}, 10"
                     node.publish_info(text)
                     ui.notify(f'Sent: {text}')
                 except Exception as e: