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New Design 30W 40W 45W 70W E27 Fan Football Blade LED Light Bulb for Lighting - China Bulb, Lamp | Made-in-China.com
The latest LED bulbs last about 10,000 hours, compared to 2,000 for old incandescent bulbs. The old bulbs failed because the hot filament evaporated. Why do the new bulbs fail? Is it
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