Today, we use smartphones and tablet computers wherever we go. However, batteries life tends to be a constant issue. That’s why carrying a spare charger in your daypack or purse makes a lot of sense. In most cases, you just need a bit of spare power to make a call or access the internet.
A company called Digital Lumens has introduced product that networks LED lights together to form an “intelligent” lighting system. The system can turn on lights if people are present in a room, and adjust brightness levels over the course of a day. Overall, the system can cut lighting costs by 90% for commercial sites like warehouses. […]
LED Lamps With Warm White Illumination: Koncept Z-Bar ($165) and i-Tower ($195) Pablo Designs LIM L Floor ($350) Cree XLamp XR-E Warm White LED Lantern ($25) The color temperature of light is measured in degrees Kelvin. Lower-temperature white LEDs (around 2,000-4,000 K) are warm (yellowish white) like incandescent bulbs. White LEDs with higher color temperatures […]
There has been much discussion in the media lately (including a fair amount of misinformation) regarding the phase-out of traditional incandescent light bulbs in the United States. Read on to separate the reality from the hype, and to learn more about efficient lighting technologies that will save energy and cut your power bills.