Philips’ most energy efficient light bulbs are here with a span life of 50 years
Signify launched the new Philips Ultra Efficient range that consumes 60% less energy with a projected life span of 50,000 hours or 50 years when used for 3 hours a day. Even when you are going to use it to lit your main areas every night (which is say, around 5 hours or less a …
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