Pleasant light that is balanced for general purpose lighting
Long lifespan
Lasts at least 20000 hours
Sustainable choice
Reduced mercury for an environmentally friendly alternative
* Average life under specified test conditions with lamps turned off and restarted no more frequently than once every 3 operating hours. Lamp life is appreciably longer if lamps are started less frequently.
* This lamp is better for the environment because of its reduced mercury content. All philips ALTO lamps give you end-of-life options, wich can simplify and reduce your lamp disposal costs, depending on your stae and local regulations.