| label | The text displayed next to the radio button. | dynamic |
| labelTextStyle | Style applied to the label text. | TextStyle? |
| checked | Whether the radio button is selected or not. | bool |
| disabled | Whether the radio button is disabled or not. | bool |
| onChanged | Callback function that is called when the radio button is toggled. | void Function(bool)? |
| error | Error message displayed below the radio button. | dynamic |
| errorTextStyle | Style applied to the error message text. | TextStyle? |
| description | Description text displayed below the [label]. | dynamic |
| descriptionTextStyle | Style applied to the description text. | TextStyle? |
| errorTextSpacing | Spacing between the error message and the radio button. | double? |
| labelSpacingLeft | Left spacing applied to the label text. | double? |
| backgroundColor | Background color of the radio button. | Color? |
| borderSide | Border style applied to the radio button. | BorderSide? |
| checkColor | Color of the check mark inside the radio button. | Color? |
| activeBackgroundColor | Background color of the radio button when it is selected. | Color? |
| activeBorderSide | Border style applied to the radio button when it is selected. | BorderSide? |
| disabledCheckColor | Color of the check mark inside the radio button when it is disabled. | Color? |
| disabledBackgroundColor | Background color of the radio button when it is disabled. | Color? |
| disabledBorderSide | Border style applied to the radio button when it is disabled. | BorderSide? |
| errorCheckColor | Color of the check mark inside the radio button when there is an error. | Color? |
| errorBackgroundColor | Background color of the radio button when there is an error. | Color? |
| errorBorderSide | Border style applied to the radio button when there is an error. | BorderSide? |
| radioSize | Size of the radio button. | double? |
| errorShadow | Shadow applied to the radio button when there is an error. | BoxShadow? |
| showErrorMessage | Determines whether the error message is displayed or not. | bool |