Wireless control device, comprising: - an actuating button for actuating the device in order to send a control signal to another device, tilting and pivoting about an axis under the effect of an activation force, - an electronic control circuit comprising a transmitter capable of transmitting, wirelessly, a control signal to another control device connected to an electric wire, - an electrical generator for supplying power to the circuit, the generator being capable of converting mechanical energy into electrical energy, - a transmission member for transmitting mechanical energy applied to the actuating button to the generator, characterised in that the electrical generator comprises at least one coil and a sliding block which is guided in a rail and comprises at least one magnet, in that the wireless control device comprises a mechanism including an actuating lever, the actuating lever comprising a first portion configured to cooperate with the transmission member, and a second portion connected to the sliding block of the generator, in that the mechanism is configured to generate a translation movement from a rotation movement of the transmission member, in that the transmission member is a lever articulated about a pin having a foot and a cap, rotatable about a pivot axis which is perpendicular to, and preferably intersects, the pivot axis of the actuating button, the transmission member comprising a C-shaped portion shaped to cooperate with the cap of the pin and to permit articulation of the transmission member about the pin, first means for cooperating mechanically with the first portion of the actuating lever, and second means for cooperating mechanically with the actuating button, in that the transmission member is configured to pivot under the effect of the activation force of the actuating button when the actuating button pushes on the second means of the transmission member, in that the actuating lever is configured to tilt about an axis when the transmission member pivots about its pivot axis, in that the sliding block is configured to be displaced in translation in the rail under the effect of the tilting of the actuating lever, such that the actuating button and the transmission member are specifically designed so that the activation force of the actuating button is less than the force transmitted to the generator by the transmission member. - an actuating button for actuating the device in order to send a control signal to another device, tilting and pivoting about an axis under the effect of an activation force, - an electronic control circuit comprising a transmitter capable of transmitting, wirelessly, a control signal to another control device connected to an electric wire, - an electrical generator for supplying power to the circuit, the generator being capable of converting mechanical energy into electrical energy, - a transmission member for transmitting mechanical energy applied to the actuating button to the generator, characterised in that the electrical generator comprises at least one coil and a sliding block which is guided in a rail and comprises at least one magnet, in that the wireless control device comprises a mechanism including an actuating lever, the actuating lever comprising a first portion configured to cooperate with the transmission member, and a second portion connected to the sliding block of the generator, in that the mechanism is configured to generate a translation movement from a rotation movement of the transmission member, in that the transmission member is a lever articulated about a pin having a foot and a cap, rotatable about a pivot axis which is perpendicular to, and preferably intersects, the pivot axis of the actuating button, the transmission member comprising a C-shaped portion shaped to cooperate with the cap of the pin and to permit articulation of the transmission member about the pin, first means for cooperating mechanically with the first portion of the actuating lever, and second means for cooperating mechanically with the actuating button, in that the transmission member is configured to pivot under the effect of the activation force of the actuating button when the actuating button pushes on the second means of the transmission member, in that the actuating lever is configured to tilt about an axis when the transmission member pivots about its pivot axis, in that the sliding block is configured to be displaced in translation in the rail under the effect of the tilting of the actuating lever, such that the actuating button and the transmission member are specifically designed so that the activation force of the actuating button is less than the force transmitted to the generator by the transmission member.