3 Pack Combination Photoelectric Smoke Alarm and Carbon Monoxide Detector Battery Operated with Digital Display (White)

2-in-1 Accurate, Reliable & Highly Sensitive Alarm: Equipped with both photoelectric smoke sensor and electrochemical CO sensor that work independently of one another; each second counts; detects both fast and slow-burning firesand right away notifies you when dangerous smoke or Co concentration is detected at the same time as minimizing false alarms; provides without equal protection from 2 deadly threats,all contained in 1 unit
LCD Display: Cleary indicates real-time carbon monoxide (CO) concentration within the surrounding air, in addition to the remainder battery life and working status of the alarm
Test and Silence Button: Tests the unit for right kind operation and resets the smoke and carbon monoxide alarm,Alarm Volume:Loud>100dB(A)at 1 meters. Loud 100-decibel alarm is desiqned to be heard easily. Please kindly press if false alarm
Easy Install and Use: The alarm can easily install with mounting bracket No hardwired anymore. Very convenient to put in at home or bedroom – wall mount, screws included
Low battery signal alarm: Low battery signal alarm and “end of life warning ensures the detectors can work normal Environment friendly,without smell,radiation or harm