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Four reasons LED lamps fail prematurely - REMI Network
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LED Light Bulb - Why Did It Fail? - YouTube
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What Happened To The 100,000-Hour LED Bulbs? | Hackaday
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5 Reasons Why My LED Light Bulbs Aren't Lasting - The Lightbulb Co. UK
LED Lighting Failure Sources | Enhanced Outdoor Lighting
LED Failure Modes and Methods for Analysis — LED professional - LED Lighting Technology, Application Magazine