A control device has wireless remote from a working installation electric arc

The invention relates to a device and a wireless remote control method, particularly usable for remotely controlling a working installation to the electric arc, for example a welding operation to the arc, comprising a housing comprising means for emitting at least one command and / or information for transmitting at least one command and / or information in the form of a radio wave having a frequency between 300 MHz and 1, 2 GHz, preferably between 380 MHz and 500 MHz.