The design should tell you right away this isn't your ordinary light bulb. GE is set to realease a new Energy Smart LED Bulb capable of lasting 40years.
General Electric recently introduced the 9-watt Energy Smart LED bulb, which is a replacement for the ordinary 40-watt bulbs. The new LED bulb will last for up to 17 years (4 hours per day), which is 25 times longer than a general service 40-watt incandescent or halogen bulb and more than 3 times longer than a standard 8,000-hour rated life CFL. The LED bulb is also environmentally friendly since it doesn't hold any mercury. General Electric will release the Energy Smart LED bulb later this year or early 2011...
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Source Designyoutrust