The First Alert Onelink Integrated Wireless Smoke Alarm links the alarms throughout your home. This 120VAC hardwired wireless detector with battery backup integrates single alarms into a system. Expand protection by replacing one existing hardwired alarm with Onelink and linking to existing hardwired and battery operated alarms. By adding Onelink battery powered alarms elsewhere, when one alarm sounds, all alarms will be notified. Easily link alarms with the press of a button. Photoelectric smoke sensor reduces nuisance alarms. Easy access battery drawer: no need to remove an alarm from the ceiling to change battery. Includes 10-year limited warranty. Meets UL standards.

Works with the Insteon Smoke Bridge

The First Alert ONELINK Smoke detectors can be linked to the Insteon Smoke Bridge to create email and text message alerts in case of smoke, fire or carbon monoxide using an Insteon Hub or other central controller. It can also be linked to lights or other Insteon devices manually or via software to turn lights on instantly in the event of an alert to make the escape faster, easier and safer.