... ,10ch,11ch,12ch,13ch,14ch and 15ch wireless remote control switch,AC90v~AC270v or DC6v~12v voltage working circumstance,100m ... :1:Home wireless light control;2:Home electric appliance control;3:Agricultual long-distance control;4:Industrial long-range control;5:Door wireless ... ON/OFF wireless control;garage door open/close,light ON/OFF2):Non lock model:[For example 4ch wireless switch]Press remoter ...