Osram Lightify Smart Home light bulb 10-60W review£35.00
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Five expert tips from Which? on buying the best LED, CFL and halogen light bulbs. From light bulb fittings, brightness and colour, to if you should buy LEDs.
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Find out how Which? independently tests energy-saving light bulbs - including classic GLS bulbs and GU10 spotlights - to find the best for your home.
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