Isafenest Fire Alarms Battery Operated for Home,Smoke Alarms Detector with 10 Years Life/10 Years Battery, Fire Alarm with LED Indicator and Silence Button Photoelectric Smoke Alarms for Home (1 Pack)

Quick smart The smoke by the change in the intensity of the infrared light scattered in the smoke. When the light intensity received by the photosensitive receiver exceeds the set value, the piezoelectric horn will be driven to sound an alarm.

Auto Check FunctionThis smoke alarm will perform an automatic self-check every 33 seconds and notify you if there are any abnormalities via beeping and a flashing light.

Easy Installation The smoke alarm takes advantage of simple, stable, and wireless installation with the provided screws, or quick and easy installation via magnetic adhesive pads (not included). choose the better way according to the installation places.

High Sensitivity and Accuracy A high-performance photoelectric sensor accurately detects dangerous smoke levels from slow-burning fires and reduces cooking-related false alarms; ensures you have time to evacuate and reduces your exposure to life-threatening smoke inhalation.Keeping your family safe and prepared by installing smoke alarms in all sleeping rooms, basement, dining room, furnace room, utility room and hallways.

Product Safety and Performance The photoelectric smoke alarm complies with EN14604 standard. In case of danger, it emits a loud sound of over 85 decibels, enough to wake up even the deepest sleepers, anywhere in the house