An illumination system including a wireless communication unit, a light emitting diode (LED) light source, an image capture unit, and a control platform is provided. The control platform is electrically connected to the wireless communication unit, the LED light source, and the image capture unit. The above-mentioned illumination system integrates the LED light source and other units via the control platform, so as to provide multiple functions, such as illumination, image capture, wireless communication and precaution to natural disaster.