Query: hardwire photoelectric smoke detector
Hardwired Smoke Alarm, 10 Years Photoelectric Sensor Smoke Alarm, Interconnect up to 12 pcs with 9V Back up Battery, Mute Function for Home School and Hotel
FIRST ALERT BRK 3120B-6 Hardwired Smoke Detector with Photoelectric and Ionization with Battery Backup, 6-Pack
First Alert BRK 7010B Hardwire Smoke Alarm with Photoelectric Sensor and Battery Backup (3 Pack)
Kidde p12040 Hardwire with Battery Backup Photoelectric Sensor Smoke Alarm (Pack of 4)
Kidde 21007624 AC Photoelectric Smoke and Carbon Monoxide Detector Alarm | Hardwired with Battery Backup | Model # KN-COPE-IC
First Alert BRK SC7010B Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup , White
FIRST ALERT BRK SC7010BV Hardwired Talking Photoelectric Smoke and Carbon Monoxide (CO) Detector
Kidde 21006371 p12040 Hardwire With Battery Backup Photoelectric Smoke Alarm, White
First Alert BRK 7010B Hardwired Smoke Detector with Photoelectric Sensor and Battery Backup , White
FIRST ALERT Hardwired Wireless Smoke Alarm with Photoelectric Sensor and Battery Backup, SA521CN-3ST