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LED's in street lighting: The costs of the LED are 1.4-6.4 times higher than those of the comparable HPS solutions. http://t.co/UOzqXmy2
LED's in street lighting: The costs of the LED are 1.4-6.4 times higher than those of the comparable HPS solutions. http://t.co/UOzqXmy2
LED's in street lighting: The costs of the LED are 1.4-6.4 times higher than those of the comparable HPS solutions. http://t.co/0sGdBkse