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 ...

In many cases, the dimmer presented here may be built into a wall-mounted box containing the light switch. It is intended for use with 240 V incandescent lamps only. When it is fitted, and the light ...

Read full article: Do pedestrians have the right to enter a parking lot crosswalk without looking? ORLANDO, Fla. – News 6 traffic safety expert Trooper Steve Montiero answers viewer questions about ...

GlacialLight has added the GL-PIR10C, a versatile infrared motion sensing switch, to its popular range of lighting products. GlacialLight has added the GL-PIR10C, a versatile infrared motion sensing ...

[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 ...

18.3%-efficient perovskite solar cell for automatic light adjustment Chinese scientists have powered two electrochromic devices with a perovskite solar cell based on a hole transporting material made ...