It adds a fully customizable Parallax Hero element in your homepage template. Please note that you need to have StoreFront theme installed in your WordPress, in order to work with this extension. You can place the component anywhere in the page template with the help of shortcode. The component is customizable and you can change the background, height, content, etc. Storefront Parallax Hero is a simple and clean extension that serves its purpose very well.
This is the EXACT same plugin as distributed by the developer on WooCommerce. The developers’ links are provided above.