9 Batteries; Batteries, namely, flow batteries; battery systems and equipment for storage and supply of power; computer software for the operation, controlling, monitoring, management, optimisation, analysis and supply of renewable energy sources and renewable energy, including hydrogen production and hydrogen energy storage devices; downloadable electronic publications in the field of hydrogen and fuel cell technology, clean energy and environmental sustainability; Equipment for the electrolysis of water into hydrogen, namely, electrolyzers, power supplies and associated equipment; Fuel cells; Fuel cell stacks; Fuel cell plates; Integrated fuel cell power generating modules; electrolyzer stacks; electrolyzer plates; Modular hydrogen power banks; Modular hydrogen power banks for the operation, monitoring, management, optimisation, analysis and supply of electricity; Servicing, maintenance and repair of the aforementioned goods