Sound Level : 85 DB Sensor Type : Ionization, Photoelectric Power Supply : 120 V Operating Temperature : 40 To 100 Deg F Color : White Dimensions : 5.7 In L X 5.7 In W X 2.4 In H Includes : (2) AA Battery Backup
Sound Level : 85 DB Sensor Type : Photoelectric Power Supply : 120 V Operating Temperature : 40 To 100 Deg F Color : White Dimensions : 5 In L X 1.9 In W X 5 In H