First Alert Onelink wireless smoke alarms and carbon monoxide (CO) alarms give you the unique ability to interconnect alarms within your household. This feature gives the owner the advantage of placing an alarm in just about any location in the house while still ensuring easy installation and connectivity. Models such as the First Alert SA500CNA ONELINK battery operated smoke alarm and the First Alert SA520CNA ONELINK hardwire smoke alarm have the capability to connect both with wireless as well as hardwired detectors in your home. They also include photoelectric sensor alarms and feature an easy access battery drawer. Whether you just need one alarm, or enough for your whole house, First Alert alarms are the ideal choice to safeguard your home.
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