You will get your License Key in your email after purchasing your desired bundle pack. You can check out your license key in your email or another option is to check the purchase history steps:
Step 2: Under the “License Keys” tab, click on the “View Licenses”. It will show you the license of your selected product.
Step 3: Click on the Key icon under Key Tab. You can find the license key
Step 4: Once you get the license key please copy the key and follow the instructions in How to activate the license. However, you will need to install the plugin in your website before activating the key.