# Core/Radio - Usage

A presentational radio button component. You will typically use this component within a RadioGroup component.

| Prop | Type | Required | Default | Description |
| --- | --- | --- | --- | --- |
| `value` | `string \| null` | Yes | `--` | The value of the radio button. |
| `className` | `never` | No | `--` | Use `FORCE__className` instead. |
| `style` | `never` | No | `--` | Inline styles are not supported; use component props or `FORCE__className`. |
| `FORCE__className` | `string` | No | `--` | 🚨 This prop is meant to be an escape hatch. 🚨<br><br>If the desired style cannot be achieved using component props, use this as a last resort. The inner workings of Capra components are implementation details and this escape hatch gives one access to those implementation details. We cannot make any guarantees that styles will applied correctly across version updates. Please use it responsibly.<br><br>Add a CSS class to the component. |