Smoke and Carbon Monoxide Alarm, 3 Pack 2-in-1 Combination Carbon Monoxide Detector, 85 dB Audible & Visual Alert Smoke Alarms for Home, Replace Battery, Test/Silence Button

2-in-1 Smoke & Carbon Monoxide Detection This smoke and carbon monoxide alarm for home combines a photoelectric smoke sensor with an electrochemical carbon monoxide sensor, providing dual detection for smoke and odourless CO hazards. It works as a smoke alarm and carbon monoxide detector in one compact 11 11 4 cm unit. Standalone design no app or wireless interconnection.
85 dB Audible & Visual Alarm When smoke or carbon monoxide reaches the alarm condition, this smoke a