Response Time : 72 Hr Alarm Type : Audible Sound Level : 85 DB Power Source : Battery Power Supply : 9 V Operating Temperature : 20 To 105 Deg F Dimensions : 1.38 In H X 2.4 In W X 4.28 In D
Battery Type : Lithium-Ion Voltage Rating : 120 V Sensor Type : Ionization, Photoelectric Detection Method : Fire, Smoke Number Of Sensors : 2 Sound Level : 85 DB Operating Temperature : 40 To 100 Deg F Dimensions : 5 In L X 2 In W X 5 In H Includes : Mounting Bracket With Hardware And Battery