-Long life, 10,000 hour average rated life -Lasts 7 years, based on a 4 hour use per day -Lasts 10-13 times longer than similar incandescent -Replace less often, ideal for hard to reach places -Lower maintenance and labor costs for lamp replacements -Quick run up time -Medium base and compact height fits anywhere a standard incandescent fits -Instant start, flicker free -End of life logic guards against violent failures -World class phospher insures high lumen output and excellent lumen maintenance -Up to 23 watts approved for enclosed fixtures