For smoke detectors, how often should batteries typically be replaced?

For smoke detectors, it is essential to maintain them properly for effective functioning. The recommended guideline for battery replacement is typically every year. Regularly changing the batteries ensures that the detectors are always operational and can respond to smoke or fire emergencies.

Some smoke detectors may have a feature where the entire unit, including a sealed battery, is designed to last longer and may not require battery replacement for up to ten years. However, it is crucial to remember that even in those cases, periodic testing of the detectors and observing expiration dates is advisable.

Inadequate attention to battery replacement could lead to malfunctioning smoke detectors, which jeopardize safety in case of a fire. Therefore, following the annual battery replacement guideline is crucial for maintaining a safe environment.