For more details see the Quick View extension page.
The extension allows your customers to quickly view product details and add products to cart right from the pop-up window on a category page. Furthermore, promptly redirect customers to the shopping cart page after they add products to cart.
Enable Quick View - To enable the extension, set to Yes.
Product Item CSS Selector - If the Quick View window is displayed correctly – then leave this line without changes. Otherwise, you need to open your category page and copy correct CSS selectors here.
Custom CSS Styles for Hover Block - This feature enables you to customize the Quick View button. You can specify button color, size and other parameters.
Redirect to shopping cart - You can redirect the customers right to the shopping cart page after they click Add to Cart button.