in most countries on the development of LED lighting plan

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The high efficiency LED shortcomings of higher color temperature of the cool color. Due to differences in the use of habit, part of the application environment (eg, clothing), or in some countries (such as most Asian countries) need to warm white color temperatu re lower, a maximum loss of about 30% light efficiency. For this reason, warm white light activation threshold is higher than the cold white light, we estimate that the LED s costs can be reduced by about 40% when the warm white to cool white economy is expected this time around the end of 2011.
LED lamp life has been controversial, although the life of the LED chip may be greater than 100,000 hours, but the package and drive chain may lead to the decline of the whole lamp life. LED street lamp standards have been promulgated regulations to be the life of 30,000 hours, most of the standard provisions of the indoor lighting of twenty thousand hours, which is the general level of the industry.
The LED life of most of the data model projections obtained through test after a certain period of time. LED longer life expectancy, the customer is difficult through the use of experience to determine the life span of LED lights, and before the non-standard fluorescent light bulbs products affect the public s expectations for LED life.