```js
<SelectInputWithAddNew
    addButtonText="Add item"
    cancelButtonText="Cancel"
    children={<input />}
    name="Input with add new"
    onChange={() => {}}
    options={[{ label: 'item 1', value: 1 }, { label: 'item 2', value: 2 }]}
    placeholder="This is a placeholder"
    saveButtonText="Save item"
/>
```