- Alarm Type: Audible
- Dimensions: 3.4 in L x 1.5 in W x 5 in H
- Measuring Range: 10 ft
- Mounting Type: Wall
- Operating Temperature: 40 to 100 deg F
- Model #: CO400
- UPC #: 029054000699
- SKU: 1057759
The First Alert CO400 carbon monoxide alarm utilizes a electrochemical carbon monoxide sensor that lasts for up to 5 years to detect carbon monoxide. This carbon monoxide detector is battery powered, making it portable and easy-to-use anywhere, even in the event of a power outage. When carbon monoxide levels become elevated, a loud 85 dB alarm alerts you to the threat.
| Alarm Type | Audible |
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| Dimensions | 3.4 in L x 1.5 in W x 5 in H |
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| Measuring Range | 10 ft |
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| Mounting Type | Wall |
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| Operating Temperature | 40 to 100 deg F |
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| Power Source | 9 V Battery |
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| Sensor Type | Electrochemical |
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| Sound Level | 85 dB |
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