Setting name	Description
Images	Enter each choice on a new line. Can be an image url or attachment ID.
Default Value	Enter each default value on a new line
Images Size	Choose the default image size
Container	Choose the image container width, height and border size
Return Value	Choose to return form between value, array or image
Allow Null	Allow to toggle values
Select multiple values	Allow to select multiple values
Layout	Choose between the horizontal or vertical layout

$image_selector = get_field('image_selector');

// choice1

$image_selector = get_field('image_selector');

/**
 * array(
 *     'value' => 'choice1',
 *     'image' => '6308',
 * )
 */

$image_selector = get_field('image_selector');

// 6308

$image_selector = get_field('image_selector', false, false);

// choice1