The Antari M-20 Control Module is a wired controller for the M-5 and M-10 fog machines. It provides timer configuration for interval, duration, and fog volume, together with continuous fogging and manual on and off control. An LCD screen displays the functions and permits precise settings in seconds or percentages. The module also supports DMX address setting and connects to the fog machine via a 5-pin XLR connector and 2 m cable.