A light emitting system comprising: at least one light emitting unit; a source of electric power; and an electric power supply element, wherein the light emitting unit is configured to be applied to a surface area of a marine object, and comprises: an electric energy distribution arrangement (11, 18), and at least one light emitting assembly electrically connected to the electric energy distribution arrangement, including at least one light source (12, 13) configured to emit anti-fouling light, and further including two electrically conductive plates (14, 15), wherein the at least one light source (12, 13) is at the one side electrically connected to one of the electrically conductive plates (14, 15) and at the other side to the electric energy distribution arrangement, and wherein the electrically conductive plates (14, 15) of the at least one light emitting assembly are arranged to constitute respective capacitors (21, 22) with an electrically conductive surface formed by or over the surface area of the marine object, said capacitors (21, 22) being connected in series through the electrically conductive surface once the light emitting unit is actually applied to a surface area of a marine object, the light emitting system being characterized in that the electric power supply element and the at least one light emitting unit are arranged with respect to each other so as to enable inductive transfer of electric power from the electric power supply element to the at least one light emitting unit. at least one light emitting unit; a source of electric power; and an electric power supply element, wherein the light emitting unit is configured to be applied to a surface area of a marine object, and comprises: an electric energy distribution arrangement (11, 18), and at least one light emitting assembly electrically connected to the electric energy distribution arrangement, including at least one light source (12, 13) configured to emit anti-fouling light, and further including two electrically conductive plates (14, 15), an electric energy distribution arrangement (11, 18), and at least one light emitting assembly electrically connected to the electric energy distribution arrangement, including at least one light source (12, 13) configured to emit anti-fouling light, and further including two electrically conductive plates (14, 15), wherein the at least one light source (12, 13) is at the one side electrically connected to one of the electrically conductive plates (14, 15) and at the other side to the electric energy distribution arrangement, and wherein the electrically conductive plates (14, 15) of the at least one light emitting assembly are arranged to constitute respective capacitors (21, 22) with an electrically conductive surface formed by or over the surface area of the marine object, said capacitors (21, 22) being connected in series through the electrically conductive surface once the light emitting unit is actually applied to a surface area of a marine object, the light emitting system being characterized in that the electric power supply element and the at least one light emitting unit are arranged with respect to each other so as to enable inductive transfer of electric power from the electric power supply element to the at least one light emitting unit.