This is the best tool for data extraction of eBay's results from the product page to the review.

Data: 

You can download the full data in the form of an editable Excel file.

Product page: 

In addition to the product name and specification, you can also get product features, price, sale data, shipping data, and reviews. 

Summary:

This is a complete data extraction app, where you can get the data of nearly any product available on the website. You can also extract data from a competitor's page so you can get a full list of their products and their details.