About the article

Long-life night light

Long-life night light
This article describes an automatically operating night light with two remarkable features. First of all, a light-operated switch turns the lamp on and off automatically depending on ambient light intensity. Secondly, the night light never requires a bulb to be exchanged, simply because there is no bulb inside.
Downloading of this magazine article is reserved for registered users only.
Login | Register now!
Loading comments...