Secondary aluminum-air electrochemical cell characterised in that it comprises: - a first positive electrode and a second positive electrode electrically connected to one another, to form the cathode; - a negative electrode that forms the anode, placed between the first positive electrode and the second positive electrode; - a first separation membrane placed between the first positive electrode and the negative electrode; - a second separation membrane placed between the second positive electrode and the negative electrode; - a non-aqueous electrolyte that covers the first positive electrode, the second positive electrode, the negative electrode, the first separation membrane and the second separation membrane; - a micro-perforated housing that comprises the first positive electrode, the second positive electrode, the negative electrode, the first separation membrane, the second separation membrane and the electrolyte; where each positive electrode comprises: • a metal mesh; • a gas diffusion layer, pressed into the metal mesh, selected from a pyrolytic graphite sheet or a non-woven carbon fabric; • and a catalytic ink dispersed on the gas diffusion layer, wherein the catalytic ink comprises: ∘ a catalyst that comprises at least one metal oxide selected from ruthenium oxide RuO 2, manganese oxide MnO 2, iridium oxide IrO 2, nickel oxide Ni 2 O 3 and lanthanum oxide La 2 O 3; ∘ a support for the catalyst that is part of the catalytic ink of the positive electrode, that is composed of reduced graphene oxide nanoparticles; ∘ and an alcoholic solution; where each separation membrane has a pore size ranging between 60 and 90 pm, where the negative electrode comprises aluminum. - a first positive electrode and a second positive electrode electrically connected to one another, to form the cathode; - a negative electrode that forms the anode, placed between the first positive electrode and the second positive electrode; - a first separation membrane placed between the first positive electrode and the negative electrode; - a second separation membrane placed between the second positive electrode and the negative electrode; - a non-aqueous electrolyte that covers the first positive electrode, the second positive electrode, the negative electrode, the first separation membrane and the second separation membrane; - a micro-perforated housing that comprises the first positive electrode, the second positive electrode, the negative electrode, the first separation membrane, the second separation membrane and the electrolyte; • a metal mesh; • a gas diffusion layer, pressed into the metal mesh, selected from a pyrolytic graphite sheet or a non-woven carbon fabric; • and a catalytic ink dispersed on the gas diffusion layer, wherein the catalytic ink comprises: ∘ a catalyst that comprises at least one metal oxide selected from ruthenium oxide RuO 2, manganese oxide MnO 2, iridium oxide IrO 2, nickel oxide Ni 2 O 3 and lanthanum oxide La 2 O 3; ∘ a support for the catalyst that is part of the catalytic ink of the positive electrode, that is composed of reduced graphene oxide nanoparticles; ∘ and an alcoholic solution; ∘ a catalyst that comprises at least one metal oxide selected from ruthenium oxide RuO 2, manganese oxide MnO 2, iridium oxide IrO 2, nickel oxide Ni 2 O 3 and lanthanum oxide La 2 O 3; ∘ a support for the catalyst that is part of the catalytic ink of the positive electrode, that is composed of reduced graphene oxide nanoparticles; ∘ and an alcoholic solution;