This whitepaper discusses Skeleton Technologies' supercapacitor-based fast-charging station for electric vehicles, focusing on autonomous buses in urban public transportation. It details the "Ultracapacitor Opportunity Charging" (UOC) project, which aimed to develop a fast-charging system, addressing challenges in vehicle-station connections, communication systems, and pilot testing. It also references a related whitepaper exploring broader industry applications and the benefits of using Skeleton's high-energy SuperBatteries.