Philips LongerLife H1 bulbs offer three times the life expectancy of standard bulbs.

Philips LongerLife provides three times the life of most standard lamps. Philips LongerLife car lamps last 3 times longer than the standard equivalent, combined with a standard light output!

Philips LongerLife responds to the significant performance demands of today's car manufacturers and today's drivers. Driving with lights on at day reduces the chance of having an accident. Lots of new cars are equipped with so called daytime running lights...you start the engine and the lights are on.

This product is supplied as as one pack of two bulbs