Microsoft Shopping Campaigns and product ads are available in Australia, Austria, Belgium, Canada, France, Germany, India, Italy, Netherlands, Spain, Sweden, Switzerland, the United Kingdom, and the United States.
Microsoft Merchant Center allows you to create a catalog, which includes images and other information about your products, so that your products can display on Microsoft Bing.
Product ads allow you to include product details such as image and price within your ads, delivering key information about the product offers that will help users make informed decisions before clicking on the ads (which often improves the conversions). Product ads pulls inventory from the Microsoft Merchant Center feed files that you submit.
This article explains how to get started with product ads.