Google recently announced that they have added Instant Search on Google product which has been seen in the web search results. When you are search for particular products in google.com, it enrich results with the price details for that particular product under “shopping” feature. For example if we are searching for the product “iPhone 4″ the screen shot of the search is shown below,
Google wrote that “Now you can shop faster than ever and get the speed of Google Instant when comparing prices, looking for nearby stores and learning about products you want to buy.”
Make a note on it, If you are searching any product in Google Product Search, it automatically redirects to the “shopping” search page in Google results.