Most of us are taught as children to turn the lights off as we leave a room, but cost-conscious families may be sitting in the dark unnecessarily when there's a cheap solution to light up their homes.

So I have a couple of floor lamps that have three-way switches and was designed for incandescent light bulbs. To clarify, when I say three-way switch, I mean it cycles between off, low, medium, and ...

Here is the simple solution to make an automatic solar powered led lamp. It automatically switches on two high power White LEDs in the evening and stays on for 6 hours using a 6 volt 4.5 Ah ...

Share on Facebook (opens in a new window) Share on X (opens in a new window) Share on Reddit (opens in a new window) Share on Hacker News (opens in a new window) Share on Flipboard (opens in a new ...

VantageCapital Partners’ backed start-up Switch Lighting has showed its hand: it has designed a liquid cooled 100 watt-equivalent LED bulb that it says will finally put the incandescent light bulb to ...