This course, “Electric Vehicle Essentials 1: Industry Ecosystem & Battery Technology”, provides a comprehensive overview of the electric vehicle (EV) landscape, focusing on the ecosystem, industry transition from internal combustion engine (ICE) vehicles to EVs, and the technology behind EVs. The course is designed to educate learners on various aspects of EV technology, including different types of EVs, global and regional ecosystems, market dynamics, government policies, challenges in the EV industry, and the transition from ICE to EVs. Additionally, the course delves deep into the engineering aspects of EVs, including the powertrain, battery technology, and the design of battery management systems (BMS).