Runidur Smoke Detectors with Test/Silence Button Photoelectric Smoke Detector Drill-Mountable/Double-Sided Tape Adhesive Residential Fixed fire detectors (5-Pack)

Fire Alarm 10-Year Battery Test Winner: The smoke detector uses energy-saving and environmentally friendly CR123A lithium battery, which has low power consumption and a service life of up to 10 years, saving you the trouble of frequent battery replacement and providing uninterrupted 24/7 protection
Photoelectric Smoke Detector: Photoelectric sensor smoke alarm helps monitor smoke and fire quickly. A loud alarm signal (loudness >85dB) provides fire warning as quickly as possible. The fire alarm contains a dust-proof isolation board and a research and development chip, which automatically handles various interference factors and ensures detection sensitivity
Mini Smoke Detector: The thinnest smoke detector, only 3.34* inch*0.93 inch, no flickering LED interference under normal daily conditions, a set of smoke alarms comes with two installation materials, fast and convenient installation, suitable for any home
Test/Silent Button: After receiving the product, turn on the fire detector power according to the instruction manual, and a loud alarm signal will automatically sound. Press the test button and hold it for 3 seconds until the LED light turns on and a “beep” sound is heard. After successful activation, if an alarm signal is issued and there is no fire danger, the test button can be pressed to silence it
Home Smoke Detector: The Runidur smoke alarm features an upgraded premium flame-retardant ABS plastic housing, offering flame-retardant, high-temperature resistant, and corrosion-resistant properties.