Combination Smoke and Carbon Monoxide Detector Smoke Alarm, WJZXTEK 2Pack Smoke and Carbon Detector Alarm with Beeps Voice Warning, Power Detection Electronic Equipment, Comply with UL217/UL2034


Keep your family safe with this battery operated smoke and carbon monoxide alarm; battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure.Features an electrochemical Carbon Monoxide sensing technology as well as a photoelectric sensor that detects the larger particles of a smoldering fire.Indicator lights on the face of the unit display the presence of smoke or carbon monoxide, while an 85dB siren provides a clear, loud warning upon detection.Battery-operated unit installs quickly and easily without an electrician,Can connect to other compatible detectors, to ensure all alarms will sound when threat is detected.Simple to use, A single button tests the unit or silences the alarm. Low battery signal mute, quiets low battery signal for up to 8 hours. What 's in box: 2 *Smoke and Carbon Monoxide Detectors, 2*use manual, 2* screws



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