Smoke Alarm,12/24 VDC, 2-Wire,Therm Sen, Mfr#: 2WT-B, SYSTEM SENSOR

Smoke Alarm, Detection Method Photoelectric, No Interconnection Capability, Power Source 12/24V DC, Two-Wire, Audible Alert 85 dB @ 10 ft, Visual Alert Style LED, Diameter 5 19/64 in, Height 2 in, Digital Readout No, Battery Backup No, Features Removable Detector Cover and Chamber, Built-In Remote Maintenance Signaling, Drift Compensation and Smoothing Algorithms, Thermal Sensor, Hush Button No, Locking Pin No, Operating Temp. 32 Degrees to 100 Degrees F, Standards UL, CSFM, Includes Base