Before installing brighter bulbs, auxiliary or flashing lights on your car, ensure you're not breaking any state or federal laws.

Most cars do not have delayed interior lights. The circuit presented can put this right. It switches the interior lights of a car on and off gradually. This makes it a lot easier, for instance, to ...

Virtually everyone has a childhood memory of being scolded for turning on a light inside the family car while it was in motion. Some parents, perhaps in attempting to control their fidgety kids, may ...