Many battery-operated alarms offer 10-year batteries like this Kidde 10-Year Worry-Free Sealed Battery Smoke Detector with wireless voice interconnect. “Hardwired alarms are connected to a power ...

EXCELLENT PERFORMANCE: The service life of 6LR61 9v alkaline batteries is 6-8 times that of ordinary carbon 6f22 9v battery. The smoke detector battery provides long-lasting power and reliable ...

Is your smoke detector beeping for no reason? Many factors can trigger a false alarm. Here's what to do to silence the device ...