What is the front door slot switch of Citroen Elysee 3000 used for?

Function of infrared burglar alarm. The function of the front door slot switch is to play the role of infrared burglar alarm. Turn on the switch, if there is something in the car, the moving car will give an alarm, which can prevent children or small animals from being locked in the car unintentionally. Elysee is a family car launched by French Citroen Automobile Company in 2002. Its smooth and modern shape completely inherits the unique style of Citroen. The Elysee sedan jointly launched by Dongfeng Citroen perfectly combines French style with China fashion.