It is Auto search module with add to cart. Customer directly add product from search bar.
Demo: http://aimscreation.com/newshop/

Purchase more module from here:
http://www.opencart.com/index.php?route=extension/extension&filter_username=poorvinagar

Company portfolio: http://aimscreation.com/portfolio/
Support email id: infoaimscreation@gmail.com
Skype: poorvi.nagar