結果 : what are the most energy efficient lights
1:35

EWG Explains: How to choose the most energy efficient light bulbs

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Bloomberg Business - The World's Most Energy Efficient Light Bulb

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Inside a new Philips ultra-efficient LED lamp (with schematic)

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What's the Most Energy Efficient Light Bulb?

EiE - Museum of Science, Boston
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Linkin Park Lights Up LA with ‘Bleed It Out’! Insane Live Energy at Kia Forum 2024!

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5:35

Best Light Bulbs 2024 | Top 7 Best Energy Efficient Light Bulbs For Home Lighting

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778 回視聴 - 1 年前
0:57

What are the best LED lights for energy saving?

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1:01

The most energy efficient light bulb yet!

Lightbulbs Direct
423 回視聴 - 1 年前

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1:01

Simply the most energy efficient light bulb yet!

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295 回視聴 - 1 年前
17:37

The most energy efficient light - LED vs Halogen vs CF vs Neon vs incandescent

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Nanoleaf Introduction - The world's most energy efficient light bulb

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Energy Efficient Light Bulbs

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Studio 10 - Energy Efficient Light Bulbs

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WHICH LIGHT BULBS ARE THE MOST ENERGY EFFICIENT FOR YOUR HOUSE?

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0 回視聴 - 1 年前
1:29

A Comparison of Light Bulbs Energy Efficiency

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3:09

worlds most energy efficient light bulb @ Green Living Show 2015

pixcode
222 回視聴 - 9 年前

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