Home Slickdeals 6-Pack Kidde 120V Inter-Connectable Hardwire Ionization Smoke Alarms w/ Battery Backup $43.20... Slickdeals 6-Pack Kidde 120V Inter-Connectable Hardwire Ionization Smoke Alarms w/ Battery Backup $43.20 + Free Shipping Homedepot.com By ARCOM - 2 July 2018 155 0 SHARE Facebook Twitter Go to the deal page: 6-Pack Kidde 120V Inter-Connectable Hardwire Ionization Smoke Alarms w/ Battery Backup $43.20 + Free Shipping Homedepot.com