Kidde 10-Year Battery Powered Smoke Detector Photoelectric Sensor (3Pk) 21031468

First Alert Battery-Powered Ionization Smoke Detector

First Alert Battery Powered Smoke Detector Alarm SA10YRCL

Hardwired Interconnected Smoke Detector with Photoelectric Sensor 21031482

Kidde 10-Year Battery Powered Smoke Detector Photoelectric Sensor (3Pk) 20SD10

First Alert Battery-Powered Photoelectric Smoke/Fire Detector

First Alert Smoke Alarm, Battery-Operated Detector with Test & 1-Pack, White

System Sensor D4120 4 Wire Photoelectric Duct Smoke Detector