Smoke Detector 3 Pack Fire Alarm, Battery Included Photoelectric Technology Smoke Detector with Test Button and Low Battery Signal, Fire Safety for Home Bedroom and Babyroom

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,And 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%
Test Button: Test smoke alarm every week by pressing the test button in the middle of the cover for 5 seconds. Please change batteries when smoke detector inform low battery, smoke alarm “chirp” every 32 seconds and the red LED flashes at the same time
Easy Installation: Smoke alarm can be easily installed. Not hardwired anymore and you can install it wherever you want, except bathroom and kitchen, keep 3 ft away from the kitchen, bathroom, or other high air flow area
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
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, working fire detector reduces the risk of home fire deaths by 50%