Power Source : Battery Operated
Voltage : 3
Battery Life : 10 Yr.
Sensor Type : Photoelectric/Ionization
Width (In.) : 5
Height (In.) : 2
Length (In.) : 5
Battery Back-up : Battery Only
Noise Rating (dB) : 85
Battery Type : 3V Lithium
Batteries Included : Yes
Color : White
Certification : UL Listed
Warranty : 10 Yr. Limited