4 Packs, 2 in 1, Smoke and Carbon Monoxide Detector, Smoke Detector Carbon Monoxide Detector Combo,85db Alarm, Digital Display, with Battery, Easy to Install Blue Light Blocking Glasses relaxing and even in your

relaxing and even in your car

you can view these measurements directly on the display without needing to open the app each time

and plug in your WiFi smart plug with confidence thanks to its UL certified flame retardant design and 2-year limited warranty

Dense foam that enables washing and dyeing

A BRAND YOU CAN TRUST: Colibri was established in 1928

4 Packs, 2 in 1, Smoke and Carbon Monoxide Detector, Smoke Detector Carbon Monoxide Detector Combo,85db Alarm, Digital Display, with Battery, Easy to Install Blue Light Blocking Glasses relaxing and even in yourBrand: TJTFJS Color: white 91304 Features: 2 in 1 DetectionThe product uses high sensitivity photoelectric sensor to detect smoke and high stability electrochemical co sensor to detect carbon monoxide. Alarm Sensitivity: When the smoke or CO concentration reaches the alarm sensitivity, the red light will light up and the alarm sound will reach 85 decibels. Working State: When the concentration is normal, the screen turns off to achieve power saving