Smoke Detector Fire Alarms 9V Replaceable Battery, Smoke Alarm with Photoelectric Sensor, Easy to Install with Magnetic Mount, Fire Detectors for Home, UL217-10th Listed, 4 Pack Puroma Ensure compatibility with various 3

Ensure compatibility with various 3 Inch models

it can be used as a spotlight to illuminate on objects up to 3280 feet away even if it is fog day or rainy day

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Smoke Detector Fire Alarms 9V Replaceable Battery, Smoke Alarm with Photoelectric Sensor, Easy to Install with Magnetic Mount, Fire Detectors for Home, UL217-10th Listed, 4 Pack Puroma Ensure compatibility with various 3About this item Advanced Photoelectric Sensor Technology??: Putogesafe smoke detectors utilize precise photoelectric sensing to effectively detect slow smoldering fires that produce thick smoke and provide early warnings before the flames break out. At the same time, reduce the false alarm rate of nuisance alarms to protect you and your family from fire hazards. UL 217 10 Standard Certification: Our fire detectors have undergone rigorous testing and