Group 1 - The commercialization of eVTOL (electric Vertical Take-Off and Landing) is accelerating, with significant battery demand emerging, particularly for GWh-level batteries [1][2] - Solid-state batteries are seen as a promising option for eVTOL manufacturers due to their high energy density and safety features, although challenges in technology, supply chain, and cost remain [1][2][4] - The eVTOL market is expected to create a demand increase of 30 GWh for lithium batteries by 2030, positioning it as a new growth area for the battery industry [2][3] Group 2 - The eVTOL battery requirements are stricter than those for electric vehicles, necessitating a "universal" battery that achieves high energy density, power, safety, and fast charging [2][3] - Several battery manufacturers are collaborating with eVTOL companies to advance the development of solid-state and semi-solid batteries, with some already achieving production and certification milestones [2][3] - The hybrid route is gaining attention among manufacturers as a viable alternative until solid-state batteries can be commercially viable [5][6] Group 3 - Hybrid drive systems are advantageous for eVTOLs, allowing for longer ranges and reduced reliance on charging infrastructure, with some models achieving maximum ranges of 1000 kilometers [6][7] - The hybrid approach can significantly lower operational costs and improve flight efficiency, making it a practical choice for low-altitude transportation [6][7] - Industry experts predict that hybrid technology will maintain a significant market presence even if solid-state batteries achieve breakthroughs in the future [7]