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Philips ‘Change In Pairs’ Lighting Campaign Helps Promote Better Visibility, Improves Driver Safety

Headlight bulbs tend to deteriorate and lose effectiveness after a period of two to three years. Typically, motorists only replace the bulb that has burned out or is failing. This is not advisable because replacing just one failed bulb can result in an unbalanced or unpredictable headlight beam and potentially present a safety risk.