4 Pack Smoke Detector Fire Alarms 9V Battery Operated Photoelectric Sensor Smoke Alarms Easy to Install with Light Sound Warning, Test Button,9V Battery Included Fire Safety for Home Hotel(912-4)

Please test it once a month to ensure that the smoke alarm works properly.

Clean up the dust on the alarm every 6 months to prevent the smoke alarm from being clogged or blocked.

This smoke detector is designed with photoelectric technology which can detect slow smoldering fires, even if they generate little heat and smoke from all directions for hours before bursting into flames.

It has an easy installation process that only takes a few minutes, and comes with screws and bracket.

When the fire alarm detects smoke or combustion particles in the air, it will sound its alarms (alarm volume: > 85dB(A) @ 3 meters) and the red LED will flash rapidly.

This smoke detector is suitable for installation in every room of your home except the bathroom and kitchen, ensuring that you and your family are protected from fire hazards at all times.

Don't wait until it's too late! Get this high-quality smoke detector today and rest assured that you and your loved ones are safe from fire hazards.