Energy Clarity separates established principles, vendor claims and analysis. Stable technical explanations use standard electrical and energy concepts; changing prices, product terms and promotional claims should be checked against primary sources. We do not fabricate firsthand use, laboratory tests, testimonials, user counts, savings percentages or technical results. When a product is described by its seller as experimental, that limitation is stated clearly. Closely overlapping questions are combined rather than multiplied into near-duplicate pages.