| default | string<br />\| number | `''` | _Optional_. The default value for the field. Accepts a string or number |
| value_type | 'int'<br />\| 'float'<br />\| string | `'string'` | _Optional_. Accepts `int` or `float`; any other value results in saving as a string |
| min | number | | _Optional_. Minimum value accepted |
| max | number | | _Optional_. Maximum value accepted |
| step | number | `1` | _Optional_. Size of steps when stepping up or down in input |