Install these Kidde Worry-Free Smoke Alarms to provide your home with reliable protection against smoke and fire. These smoke alarms are equipped with sealed-in lithium batteries that are designed to last for the life of the alarms. Photoelectric sensors can detect fire particles, which are associated with slow, smoldering fires, quickly. Once the Kidde Worry-Free Smoke Alarms are attached to their mounting brackets, they activate automatically for simple use.

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