Home Smart Home 2nd-Gen Nest Protect: Smoke + Carbon Monoxide Alarm (Wired) $99 Smart Home 2nd-Gen Nest Protect: Smoke + Carbon Monoxide Alarm (Wired) $99 By ARCOM - 22 November 2017 182 0 SHARE Facebook Twitter Go to the deal page: 2nd-Gen Nest Protect: Smoke + Carbon Monoxide Alarm (Wired) $99