https://www.cnet.com/news/leaked-pixel-stand-could-be-googles-wireless-charger-for-the-pixel-3/

A view of the rumored Pixel Stand from the bottom.

The picture is reportedly a Google press render of the Pixel Stand, according to MySmartPrice. From the image we can see that the dock connects to a power source via a hidden USB-C port in the bottom. There's also a secret Google logo on the bottom.