How Walmart Brought Low-Cost LEDs To The Mass Market
significant these efficiency gains can be. The typical LED bulb consumes less than 20% of a standard incandescent bulb. Despite somewhat higher initial prices, that is an enormous economic and resource efficiency gain. Meanwhile, technologies continue to improve while prices fall. A year or two ago, LEDs typically sold for over $20. Then earlier this year,prices fell below $13, with Cree offering a 60-watt equivalent LED (using only 9.5 watts) for $12.97.