5" Smoke Alarm with 85dB @ 10 ft., Horn Audible Alert; 9V

TECHNICAL SPECS ItemSmoke Alarm Detection MethodIonization Interconnection CapabilityNo Power Source9V Audible Alert85dB @ 10 ft., Horn Visual AlertRed LED Diameter5" Height1-3/4" Digital ReadoutNo Battery BackupNo FeaturesTest Button, Intermittent Red LED Hush ButtonNo Test ButtonYes Locking PinYes Operating Temp.40 Degrees to 100 Degrees F StandardsUL, NFPA, Federal Housing Authority, Housing and Urban Development and California State Fire Marshal Guidelines Manufacturers Warranty Length5 Year Limited   PRODUCT DETAILS This smoke alarm features a TestReset button that verifies alarm circuitry and alarm activation. It responds best to fast-raging fires.