Dome Light Dimmer is smart circuit that will add several feature to the standalone dome light. It adds modern car functionality to the dome light by slowly dimming light after 20 seconds when door is closed and slowly increasing the light intensity when door is opened. It monitors ignition and if ignition turned on the light fades as soon as door is closed. If door left open the light shuts off after 10 minutes of inactivity.Dome Light Dimmer is smart circuit that will add several feature to the standalone dome light. It adds modern car functionality to the dome light by slowly dimming light after 20 seconds when door is closed and slowly increasing the light intensity when door is opened. It monitors ignition and if ignition turned on the light fades as soon as door is closed. If door left open the light shuts off after 10 minutes of inactivity....Show More