First Alert Battery Operated 3V Photoelectric/Ionization Dual-Sensor Smoke & Fire Alarm Category_Chemicals & Fluids Each bulb has a rated

Each bulb has a rated service life of 20

Emits spectrum wavelengths and color for photosynthetic response

Candelabra base

Triple Chip Tooth design provides less sparks and burr-free finishes

designed to keep you grilling for the long haul

First Alert Battery Operated 3V Photoelectric/Ionization Dual-Sensor Smoke & Fire Alarm Category_Chemicals & Fluids Each bulb has a ratedPhotoelectric & Ionization sensor Dual sensors and nuisance resistance utilizes 2 technologies to decipher between flaming and smoldering fires Single button silences and tests Battery powered, battery included Easy to install 10 year limited warranty