Here is a great powerful, laser diode. Its a DILAS unit module. This one includes built in "Includes pointer, monitor photo diode, temperature sensor/NTC and fiber interlock".
System Sensor 2312/24TB This used smoke detector was traded for a different model when we changed service providers. It was tested in our home before removal and works fine. System Sensor 2312/24TB 12/24VDC 4-Wire Combination Smoke/Heat Detector Head.
SAFETY TECHNOLOGY STI-9625 BEAM SMOKE DAMAGE STOPPER To protect costly sensor units of beam type smoke detectors from damage leading to misalignment and false alarms. This model protects the vital sensor units of projected beam type smoke detectors in large areas. These areas include gymnasiums, warehouses and auditoriums.
Gives a peace of mind GE/Interlogix Simon XT Wireless Security Alarm System Package with 3 Micro Door/Window Sensors New Other All sensors are new in boxes 1 Panel 600-1054-95R-V2 rev 1.3.2 with AC Transformer, Backup Battery, RJ jack/cable, new 3 Micro Door/Window sensors 60-688-95, smal
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