$62.99 Nest Protect Smoke & Carbon Monoxide Alarm, WIRED 120V S3003LWES 854448003730 | eBay
Nest Protect S3000BWGB 2nd Gen Smoke & Carbon Monoxide Detector Alarm | eBay
Nest Protect Smoke Carbon Monoxide Alarm - 2nd Generation Wired - S3003LWES NEW #NEST | Nest 
