The US Department of Energy issued a Caliper Snapshot report on LED downlights that confirms a trend foreshadowed last year, indicating efficacy improvements have stalled in the category, and the agency also announced some new grants for R&D.
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The US Department of Energy issued a Caliper Snapshot report on LED downlights that confirms a trend foreshadowed last year, indicating efficacy improvements have stalled in the category, and the agency also announced some new grants for R&D.