Plan to change the batteries in your smoke detector every six months unless the unit has a long-lasting lithium-ion battery. Learn more about our 10-year sealed battery alarms. It needs six AA batteries to perform its long list of features. At First Alert, we are committed to providing reliable smoke and carbon monoxide (CO) detector products that help protect your home and family from fire and CO. Buy a 10-Year Sealed Battery Smoke AlarmĬhoose the option that allows you and your family the most peace of mind. These alarms also have an end-of-life warning to remind you to replace the smoke alarm after 10 years. Ten-year alarms contain lithium batteries that last for the life of the alarm, eliminating the need for battery replacements. Even if it is not mandated in your area, First Alert highly recommends these smoke detectors. Check out our smoke alarm laws and legislation map for specific requirements for your state. 5x OmniCel ER14505 3.6V 2.4Ah Size AA Lithium Battery with Tabs For Smoke Alarms, Carbon Monoxide Detectors, Intrusion Sensors, Invisible Fencing, Emergency. In some areas of the country, it is required to have a 10-year sealed battery smoke alarm. A good reminder is to change your smoke detector batteries every time you change your clock for Daylight Saving Time. When using batteries like these, it’s important that you check them consistently and replace your smoke alarm batteries every 6 months. If you have the wired nest smoke detector you will need 3 batteries per detector. The battery lasts 10 years and the smoke detector mechanism lasts 10 years. FYI you can buy smoke detectors with a permanent lithium battery. The lower cell voltage thing may make the smoke detector spuriously chirp the low battery alarm, too. These household batteries are not only the worlds longest lasting AA batteries, but they also feature leak resistant construction and superior performance in extreme temperatures ranging from -40 degrees F to 140 degrees F. The self-drain is a big issue, they‘ll only last a few months. If you have the battery powered nest smoke detector you will need to use 6 batteries per detector. Nothing outlasts Energizer Ultimate Lithium AA Batteries. AA batteries have about three times as much energy as a 9V. Replace the batteries with new AA Energizer Ultimate Lithium L91 Batteries. However, nowadays, it is more common to see two or three AA’s in smoke detectors. Are 9V or AA’s the Best Battery for Smoke Detectors?ĩV has been the battery of choice for smoke alarms for many years. That’s why at First Alert, we recommend a 10-Year Sealed Battery Smoke Alarm. The battery in your smoke alarm should be something that you can rely on. When it comes to your home and family's safety, it’s critical to have functioning alarms and to know what battery your smoke detectors use. Almost three out of every five homes fire deaths result from fires in homes with no smoke alarms or no working smoke alarms (NFPA).
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