Home Slickdeals Nest Protect Smoke/Carbon Monoxide Alarm (2nd Gen, Wired) $79 + free s/h Slickdeals Nest Protect Smoke/Carbon Monoxide Alarm (2nd Gen, Wired) $79 + free s/h By ARCOM - 23 November 2018 141 0 SHARE Facebook Twitter Go to the deal page: Nest Protect Smoke/Carbon Monoxide Alarm (2nd Gen, Wired) $79 + free s/h