Power Source : Plug-In
Voltage : 120
Sensor Type : Electrochemical
Width (In.) : 5.6
Height (In.) : 1.5
Length (In.) : 3
Battery Back-Up : Yes
Decibel Level : 85dB
Battery Type : 9V
Batteries Included : Yes
Color : Gray
Certification : UL Listed
Warranty : 5 Yr. Limited