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

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Power source Battery Powered
Colour 2Pack
Item dimensions LxWxH 10 x 10 x 4 centimetres
Item weight 85 Grams

About this item

  • 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, 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

Product information

Technical Details

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Product description

Thank you for purchasing Firstbuy CO and smoke alarm which equipped with two sensors, CO sensor and smoke sensor. This is one single station alarm. 

Loud 85 decibel alarm
The alarm sound pattern is 4 short alarm beeps for CO alarm and continuous beeps for smoke alarm. The red LED will flash while in alarm mode
One 'chirp' every 40 seconds is an indication that the battery is low (need replacement) 
Test/Reset button to test the unit electronics and verifies proper unit operation and reset the unit during alarm
Green and red LED lights that indicate normal operation and alarm status The unit will sound 'chirp' and red LED flashes once as power up
In 1 minute after the batteries installed, the unit starts to detect CO. During the first 1 minute, keep the unit under clear air condition. The unit is of malfunction if the unit sounds all the time. Reinstall the battery to repeat the operation. Until the unit normal

Green LED: The green LED flashes every 40 seconds to indicate the unit is operation properly
Red LED: When a dangerous level of carbon monoxide is detected the red LED will flashes and the alarm pattern will sound
The CARBON MONOXIDE (CO) and smoke alarm monitors the air for the presence of CO or smoke. The alarm will sound and be accompanies by the flashing red LED light when there are high levels of CO or smoke present

Power Supply: 9V batteries
Sensitivity & Time for CO Alarm
50ppm, alarming within 90 minutes
100ppm, alarming within 40 minutes
300ppm, alarming within 3 minutes
Sensitivity for Smoke Alarm: 0.1~1.0dB/m
Standby Current: <80uA
Alarm Current: <80mA
Operation Ambient Condition: 5~400C, 20~90%R.H

Packing list: 
1* Smoke and CO Detector ( not included batteries ) 
1* English Manual

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