NEST 2nd Generation Smoke Alarm - Battery Operated

Combi detector. Interconnectable Wireless connection. 85 dB. Maximum range: 15 m. Housing material: Plastic. Built-in speaker(s) Horn Alarm mute Insect grille. Battery Lithium. Wireless. Wi-Fi Bluetooth. White. Nest Protect. The smoke alarm that thinks, speaks and alerts your phone.. The alarm goes off and your mind starts to race.. Where’s the problem?. Is it smoke? CO?. Burnt toast?. It’s time to expect more from your smoke alarm.. Nest Protect has been redesigned from the inside out. It has a Split-Spectrum Sensor, tests itself automatically and lasts for up to a decade. It's also the first home alarm that you can silence from your phone without any extra hardware required. And it tells you what's wrong and can even alert your phone.. Meet the Nest Protect. The smoke alarm that other alarms look up to.. Thinks before it speaks.. Nest Protect has a friendly human voice that gives you an early warning. That way you can handle burning toast before it becomes a burning toaster.. Tells y