3-Pack Photoelectric Smoke Detectors with 9V Battery - Easy Install Fire Alarms for Home and Hotel

About this item

• Photoelectric Technology&Material: Fire-Retardant ABS V0 Level. 9V Battery-Powered Photoelectric sensor Smoke Alarm. photoelectric technology which is optimized to detect slow smoldering fires which generate light smoke, little heat and may smolder from all directions for hours before bursting into flames.
• Test Button: Check the smoke alarm weekly by holding down the test button located at the center of the cover for 5 seconds. Replace the batteries when the smoke detector signals a low battery, indicated by a "chirp" every 32 seconds along with a simultaneous flashing of the red LED.
• Sound & LED Warning: If fire alarm detects smoke or combustion particles in the air, it will sound in 85db and red LED will flash rapidly to remind every member to check. If fault, please clean dust or smoke inside smoke alarm with fan
• 10 Years Warranty: If there are any problems with our products ,you can contact us ,we must reply you within 24hours as soon as possible.NOTE: Please test it once a month to ensure that the smoke alarm works properly. Please clean up the dust on the alarm every 6 months to prevent the smoke alarm from being clogged or blocked.
• Accurate & Sensitive: The small size smoke alarm adopts photoelectric technology to detect smoke, which is more sensitive to light smoke and slow smoldering fires and more quickly to remind you. Keep your home safe 24/7
• Home Protection: According to US data analysis, a family fire begins every 38 seconds. The faster you know about the fire, the sooner you start moving your family, and the smoke alarm at work reduces the risk of home fire deaths by 50%