Almost a month ago I started trying to reverse engineer an inexpensive LED color changing light bulb. With your help I’ve mapped out the circuit, and taken control of the bulb. But there’s ...

[Julian Ilett] found this 2″ x 2″ LED on eBay for only £4.79 (<$10 USD). It’s rated for 32-34V with a current draw of 3000mA, which works out to about 100W. Its brightness? 7500 lumens.

When it comes to lighting your home or office, choosing the right light bulb is essential Not only does it impact the brightness and ambience of a space, but it can also affect your energy consumption ...

Great Eagle A19 LED is my top pick for the best outdoor light bulbs for cold weather. It is a 9-watt LED bulb that is equivalent to a 60-watt bulb. Just need to replace any 60W ... Dimmable S14 is a ...

With emerging technologies increasing wattage and lowering electricity costs, you need to know how to buy the most energy-efficient light bulbs for your home. LED, CFL, and Halogen are excellent ...