Windows 10 Enterprise Evaluation is a special edition of Windows 10 that allows organizations to try out the Enterprise features of the operating system. It's a fully functional version of Windows 10 Enterprise that can be used for 90 days without the need for a product key.
No, you don't need a product key to activate Windows 10 Enterprise Evaluation. When you install the operating system, you can skip entering a product key, and the evaluation version will automatically activate. windows 10 enterprise evaluation product key