Anker has released the Charger (240W, 4 Port) worldwide. The accessory uses GaN technology and offers four USB-C ports, one of which has a maximum output of 140W. The product has a similar design to the older 749 Prime Desktop Charger, and is currently exclusively available at the Apple Store.https://www.notebookcheck.net/New-Anker-Charger-240W-4-Port-with-GaN-technology-launches.916207.0.html
GaN = gallium nitride, if anyone was wondering.