Here’s What The Nest Protect Offers As for the latest Nest Protect, we got to know that it is an upgrade that comes with a brand new split spectrum sensor. This uses a pair of two light wavelengths that can help users differentiate between varied smoke types. So you can bid goodbye to quick fires and slow-spreading fires. Learn Little Bit More On The Nest App You can also get hands on a smoke chamber that is laced with a steel screen complete with small hexagon shaped holes. Another latest thing that is part of this is the App Silence spec. This will enable a user to silence an alarm using their smartphone. The latest Nest Protect will also test the speaker and the horn every month. Read More: Why Microsoft Surface 3 should land at Indian shores