Its loud buzzer can produce over 85 dB volume. Battery operated smoke alarm like X-Sense 2-in-1 smoke and CO alarm comes with High-capacity lithium battery. The alarm requires no battery replacements for its life. Don't test your smoke alarm by holding a flame or cigarette up to it! This article was co-authored by our trained team of editors and researchers who validated it for accuracy and comprehensiveness. The intuitive use of a Smart Strobe light carries the ability to distinguish between Smoke/Heat and CO dangers. We've been using the first alert smoke alarm in every house we've owned. References. Instead, the alarm just starts chirping like a conventional non-smart alarm. Check to see if the batteries are installed correctly. Hello, this is compatible with nearly all existing installed First Alert, BRK, Kidde and FireX alarms. There are some exceptions but if you replace all of your installed alarms they will communicate with each other and the HomeKit and First Alert Onelink app. Before you return your smoke detector to its mounting, press the button on the detector to test the battery and make sure you’ve installed it correctly. Features visual indicators for alarm and power-on. By using our site, you agree to our, Replacing the Battery for Non-wired Detectors, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/6\/6a\/Change-the-Batteries-in-Your-Smoke-Detector-Step-1-Version-5.jpg\/v4-460px-Change-the-Batteries-in-Your-Smoke-Detector-Step-1-Version-5.jpg","bigUrl":"\/images\/thumb\/6\/6a\/Change-the-Batteries-in-Your-Smoke-Detector-Step-1-Version-5.jpg\/aid1299257-v4-728px-Change-the-Batteries-in-Your-Smoke-Detector-Step-1-Version-5.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"