The purpose of nightlight is to provide a small amount of light in a dark area for comfort and convenience of the user. A simple nightlight can be created out of a burned out lightbulb, some wax and a laser pointer.
IntroductionThe purpose of nightlight is to provide a small amount of light in a dark area for comfort and convenience of the user. A simple nightlight can be created out of a burned out lightbulb, some wax and a laser pointer.