Home Amazon Goldbox Save on First Alert PRC710 10-Year Combination Carbon Monoxide and Photoelectric Smoke... Amazon Goldbox Save on First Alert PRC710 10-Year Combination Carbon Monoxide and Photoelectric Smoke Detector and more By ARCOM - 8 January 2018 142 0 SHARE Facebook Twitter Go to the deal page: Save on First Alert PRC710 10-Year Combination Carbon Monoxide and Photoelectric Smoke Detector and more Save on First Alert PRC710 10-Year Combination Carbon Monoxide and Photoelectric Smoke Detector and more Expires Jan 22, 2018