H2 by leXsolar is a complete experimentation unit designed to introduce students to the principles of fuel cell technology and renewable energy. This all-in-one kit includes experiments for students to explore the full solar-hydrogen cycle, demonstrating real-world applications of solar energy conversion, electrolysis, and fuel cell efficiency. Equipped with a solar panel, electrolyzer, and multiple fuel cells, this kit showcases side by side comparisons of PEM fuel cells, ethanol fuel cells, and solid oxide fuel cells.