Automatic Lighting Controlling Switch can be used to switch the light or other loads on and off by sensing the movements within detection range. The Lighting Controlling Switch is provided with adjustable Lux and time controls that allow user to set the switch operation timing according to the ambient light level and light-on delay time as desired. The Lighting Controlling Switch is suitable for automatic lighting control of commercial or residential applications. Automatic Lighting Controlling Switch can be enabled with audible delay-end warning to indicate the approach of delay time end.