First Alert Hard-Wired w/Battery Back-up Photoelectric Smoke/Fire Detector

HARDWIRED WIRELESS SMOKE ALARM
*Power Type: Hard-Wired w/Battery Back-up
*Sensor Type: Photoelectric
*Product Type: Smoke/Fire Detector
*Test and or Reset Button: Yes
*Volts: 120 volt
*Detects Carbon Monoxide: No
*ETL Listed: Yes
*UL Listed: Yes
*Batteries Included: Yes
*Packaging Type: Clamshell
*Number in Package: 1 pk