Ecoey Smoke Detector 10 Year Battery Operated with Photoelectric Sensor, Smoke Detectors with Silence Function & Low Battery Signal, Smoke Alarm for Home, Kitchen and Bedroom, Smoke Detectors 4 Pack

SMOKE DETECTOR 10 YEAR BATTERY OPERATED: Smoke detectors with 10-year built-in lithium batteries provide longer-lasting protection for your home. When smoke detector batteries run out, promptly replace the detector with a new one
ADVANCED PHOTOELECTRIC SENSORS: Ecoey ZA208B smoke detector is equipped with an advanced photoelectric sensor for sharper detection during the negative flame ignition phase, helping your home stop fires at the source
LOUD BUT THOUGHTFUL ALARM: Smoke detectors with 85dB audible alarms provide a powerful warning when danger occurs. To prevent sudden alarms from scaring you, the first 6 alarms in test mode will be less than 85 dB with the 7th alarm becoming stronger
LOW BATTERY SIGNAL: The ZA208B will emit a low battery signal when the batteries run out, you should replace it with a new alarm as soon as possible. You can press the silence button for approximately 10 hours of peace and quiet
TEST/SILENCE FUNCTION: When a known smoke triggers an alarm, when a low battery alarm disturbs your rest, don't worry, press the silence button for peace and quiet! Also, implement weekly testing to ensure the functionality of your smoke detectors
CHOOSE YOUR PREFERRED INSTALLATION: ZA208B comes with the necessary screw fittings for mounting, and in addition to that, it also comes with a magnet sheet, enabling you to mount your fire alarm with either one of them

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