PrestaShop Promo Blocks module allows you to add unlimited products blocks to Left/Right Columns of your web pages. This module supports a scroller to display products in a user-friendly manner. You can show as many products as you want in the blocks.

Prominent features are:

Create promotional blocks with multiple products Create an attractive slider to show your promotions Show your offers on specific pages

Promotional Block Module is also available on Prestashop Addons.