Click to expand Tap to zoom Google Nest S3006WBUS Protect Smoke and CO Alarm, Battery, 3-Pack - White by Google Nest Condition: New Sold out SKU NESPROTECT3PKW $349.99 $349.99 - $349.99 Current price $349.99 | / 1 2 Quantity Quantity Sold out Item Description Easy to install. Tells you what and where, get alerts directly on your phone. Split-Spectrum Sensor detects fast and slow burning fires. Lasts up to 10 years. 3-Pack