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BNC Coupler 2 Females (to join 2 BNC plugs)
Photoelectric Smoke Detector with Hush Feature
This unit detects smoke with its sensitive photoelectric system and circuit giving an alarm signal as an early warning.
Photoelectric alarms are unlikely to trigger a false alarms from kitchen or bathroom steam than traditional ionization alarms.
This model also has a hush feature reducing sensitivity for a ten minute period when needed
Can be hung on walls & ceilings.
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