fforre9 months ago000Hello, Once the vehicle is switched off, does the adapter stay on? In my case it does! Have you noticed the same thing?Show in original language (French)Glunz19 months ago000Then this is due to your vehicle. If the USB port supplies power when the car is switched off, the adapter will remain switched on.Show in original language (German)CommentSebastianT33809 months ago000Hi, so it goes off after a few seconds for meShow in original language (German)Comment