Interconnected Smoke Detector Carbon Monoxide Detector Combo with Digital Display and Sound Light Alarm, 2-in-1 Smoke & CO Alarm with Battery Operated for Home, Travel or RV - 1
High Quality Sensors&Keep Your Safety: The combination smoke and CO detector detects both smoke and carbon monoxide faster and more accurately using a photoelectric smoke sensor and an electrochemical CO sensor, protecting your home from two potentially deadly threats.
LCD Digital Display & Multi-directional Sensing Hole: The informative LCD will show you the battery level and real-time CO levels in PPM (parts per million). If there is fire and carbon monoxide with a concentration over 0.6% db/m, the blue light flashes rapidly. If CO is detected, the red light will flash. Dense gas-sensing holes can prevent alarms from causing false alarms and reduce your worries.
Easy Installation: This CO alarm is powered by 1x3.0 V CR17505 10-year lithium battery. Easy to mount this combo Smoke and Carbon Monoxide Detector with the included mounting bracket, screws, and anchor plugs.
Test Button&Loud Alarm: It allows you to easily know the working status of the smoke detector and carbon monoxide detector. You can press the test button to inspect the alarm weekly. Alarm Volume: Loud>85dB at 3 meters. The loud 85-decibel alarm is designed to be heard easily. When encountering a non-emergency situationfalse alarms occur), you can immediately press the test button and the LED light will flash 15 seconds, indicating that it has entered the silent mode.
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Interconnected Smoke Detector Carbon Monoxide Detector Combo with Digital Display and Sound Light Alarm, 2-in-1 Smoke & CO Alarm with Battery Operated for Home, Travel or RV - 1
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First Listed on Newegg
April 26, 2026
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