WGC1 MKII is a backlit wall controller, which allows to close GPIs of other devices, in order to send control commands. It can be used with WORK PRO devices and third-party devices.
WGC1 MKII is a device designed primarily for lighting control since the buttons on it are radio button type, that is, cannot be pressed more than one button at a time.
The WORK PRO devices that incorporate GPIs are the following: LM GPIO and LM SERIAL.