They also tell you which room the fire is in. The First Alert SM500V Interconnected Battery-Operated Smoke Alarm with Voice Alerts offers the most complete early warning system of any smoke alarm ...

We didn't personally test this model, but we've had great experiences with other First Alert models and feel confident in recommending this one. Types of smoke detectors Battery-powered units ...

battery-powered combination smoke and CO detector. Since it’s battery-only, the First Alert SCO5CN can be installed anywhere. Its base features locking pins to ensure the battery drawer stays ...

the First Alert Z-Wave Plus Smoke/CO Alarm (2nd Generation) provides the basics for $40. Features include CO alarm and ...

Every home needs a reliable safety system to protect against the unseen dangers of smoke and ... frequent battery changes—just long-lasting peace of mind. Minimizing False Alarms with Advanced ...