Ebay data API enables the user to search for multiple products on Ebay marketplace by country.

The search is not real time, but a search job is created and the user then has to poll for result every 5 minutes or more.

You can search by three different keys. Possible values are:
GTIN: The Global Trade Item Number (GTIN) is an identifier for trade items, developed by GS1. It contains subsets of EAN, UPC and JAN numbers.
ID: This is an Ebay offer id.
Term: Any string search term. Result structure is different when searching by term.

Available countries: us, de, at, au, be, ca, ch, es, fr, gb or uk, hk, ie, it, my, nl, ph, pl, sg