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Store Hours:
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MAC'S Hardware
FIRST ALERT 1039718
The First Alert CO400 carbon monoxide alarm utilizes a electrochemical carbon monoxide sensor that lasts for up to five 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 | : | Audio |
| Sound Level | : | 85 dB |
| Sensor Type | : | Electrochemical |
| Power Source | : | Battery |
| Power Supply | : | 9 V |
| Color | : | White |
| Dimensions | : | 3.4 in L x 1.5 in W x 5 in H |
- The most accurate CO sensor available
- Comprehensive warning features
- Simple and easy-to-use
- CO detector alerts you to carbon monoxide
- Electrochemical CO sensor is most accurate technology available
- Battery-operated design works almost anywhere
- Loud 85 dB alarm sounds when CO levels are elevated
- Single test/silence button for simple operation