... ,9ch,10ch,11ch,12ch,13ch,14ch and 15ch wireless remote control switch,AC90v~AC270v or DC6v~12v voltage working circumstance ... ,100m~10km meters.Our wireless remote control system advantage:I:Wide input voltage:AC90v~AC270v,50Hz/ ... ,2000m,10kmWe can design/produce 3 different functional wireless remote control systemindividually or design all the 3 functions together.One ...