Automatic light/dark indicator systems have very common utilities in day-to-day life. Such applications include street lighting at night, morning alarm, automatic emergency light and dark activated ...

This simple automatic emergency light has the following advantages over conventional emergency lights: The charging circuit stops automatically when the battery is fully charged. So you can leave the ...

GlacialLight has added the GL-PIR10C, a versatile infrared motion sensing switch, to its popular range of lighting products.This passive infrared (PIR) motion sensor can be connected to a wide range ...

[Dillon] wrote in to tell us about his latest project, an automatic light switch for a the hallway closet in his house. Although this project could probably be done very simply, [Dillon] accomplished ...