The wireless switch supports momentary (1s) /self-locking/interlock(only 2-gang and 4-gang support) work modes.
In inching mode, you have two wiring ways to select, whether turn on 1s and then auto-off or turn off 1s and then auto-on. eg: PC, Remote controller...
In self-locking mode, you can remote turn on/off connected devices. eg: Lights, Household electrical appliances...
In interlock mode, you can turn on/off one one gang each time, and auto turn off/on other gangs at the same time. eg: Garage door(Motor)