When any of your products on eBay are sold, they are automatically fulfilled from Amazon FBA. Amazon posts the tracking information and AccelerList grabs that information and displays in inside the application for you.
This shall also automatically mark the item as 'Shipped' within eBay.
Amazon takes 24 - 48 hours to ship the item and update tracking.
The tracking information for the listed item shall be visible on Accelerlist's Sales page for Ebay.