Reliable alarm sounding when it matters!With this smoke detector you certainly do not miss any alarm - no matter whether you are at home or traveling. It can be used as a stand-alone product or in conjunction with other Somfy Protect products. It is not compatible with Tahoma/Connexoon.In case of smoke detection:Receive an instant message on your smartphone, as well as your family or friends, including information on the room where the smoke was detected.The siren of the respective smoke detector sounds immediately.If an alarm is triggered, the connected smoke detectors inform each other so that you are also warned in the bedroom, for example, when the smoke detector strikes the cellar.Simple operation with the "Somfy Protect" app:Easy step-by-step installation via app on your smartphone.In order to ensure that your smoke detectors always function properly and your protection is guaranteed, your app will notify you if necessary to carry out short functional tests or to replace the batt