Xiaomi is rumored to introduce the 12 Pro as one of its highest-end new smartphones later in December 2021. However, there is also to be a vanilla 12, now said to have joined its more premium sibling on the 3C regulatory database. This listing may reveal a lack of upgrade in terms of wired charging specs compared to the 11T.
https://www.notebookcheck.net/The-latest-Xiaomi-12-leak-allegedly-reveals-battery-and-charging-specs-for-the-upcoming-flagship-smartphone.583958.0.html