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Shanghai Lite-way Lighting Appliance

\r\nLight emitting diodes, commonly called LEDs, are real unsung heroes in the electronics world. They do dozens of different jobs and are found in all kinds of devices. \r\nLight-emitting diodes (LEDs) are solid-state devices that convert electric energy directly into light of a single color. Because they employ ¡°cold¡± light generation technology, in which most of the energy is delivered in the visible spectrum, LEDs don't waste energy in the form of non-light producing heat. In comparison, most of the energy in an incandescent lamp is in the infrared (or non-visible) portion of the spectrum. As a result, both fluorescent and HID lamps produce a great deal of heat. In addition to producing cold light, LEDs:\r\nCan be powered from a portable battery pack or even a solar array.\r\n¡¤ Can be...