photoelectric smoke detector,fire alarm smoke detector with hush function Interconnect up to 40pcs smoke detectors reset

Photoelectric Smoke alarm,smoke detector with hush function (Interconnected),

photoelectric smoke detector,fire alarm smoke detector

Test Button, Hush ButoonAuto reset ASIC adopted;Anti-light, mothproof;Strong adaptability for circumstance;SMT design, high stability

Technical specification:Operating voltage: 110V/220V AC power supply with 9V back-up battery Interconnects: up to 40 pcs smoke detectors Alarm output: sound and flash alarmSound level: ≥85dB/3 meters Sensitivity:2.06%/ft Detecting area: 20 square meters Dimension: Φ128*38mm  including back-up battery and bracket

photoelectric smoke detector,fire alarm smoke detector