** The smoke alarm that thinks, speaks & alerts your phone.** Know more, worry less. The new Nest Protect looks for fast burning fires, slow, smoldering fires & invisible carbon monoxide. It speaks up to tell you what the problem is & where it is. It can also give you a friendly Heads Up before it has to sound the alarm & you can hush it with your phone. In case youre not home, Nest Protect alerts your phone when the alarm goes off or the batteries run low. It also gives you peace of mind by testing itself over 400 times a day & showing you everythings working with a quick green glow when you turn off the lights. & it looks after your family for up to 10 years. ** Its 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 & 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. & it tells you what's wrong & 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 you where the danger is.** & when one speaks, they all speak. So the alarm in your bedroom can tell you theres smoke downstairs. **10-year CO sensor.** Carbon monoxide is poisonous, but you cant see it or smell it. Thats why Nest Protect has a long-lasting carbon monoxide sensor that keeps working for up to a decade. ** Tests itself:** Youre supposed to test smoke alarms monthly. But most people dont. So Nest Protect checks its batteries & sensors over 400 times a day. & its the first ala