Test-Silence Button- Fire smoke alarm with test button would be tested weekly by pushing the test button; if sounds the wireless interconnect smoke alarms signal without fire dangerous ...
Interconnected alarms let you link them together Several kinds of smoke detectors are interconnectable ... up to 18 devices can be connected to create a wireless network throughout your home.
Simple wireless smoke detectors, like First Alert’s wireless smoke alarm, use wireless tech to interconnect. They’re easy to install and provide great protection at a reasonable price.