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The First Alert CO400A battery carbon monoxide alarm accurately alerts you if there are increased CO levels in the home. A single button can silence false alarms and tests alarm functions. The easy-access battery door allows batteries to be changed without removing the alarm from the ceiling. This 3-pack bundle provides you with the opportunity for safety throughout your entire home.
Features:
- Battery operated
- Test/silence button for efficient testing
- Electrochemical sensor, most accurate technology available for detecting carbon monoxide
- Low-battery light and alarm alert
- End of life timer, alarm chirps when it is time to replace it
- Loud 85 dB alarm
- 9 V battery included
Specifications:
- Dimensions (L × W × H): 8.63 cm × 3.81 cm × 12.7 cm (3.4 in. × 1.5 in. × 5 in.)
- Weight: .31 kg (.70 lb.)
Warranty:
- 7 years, limited
Model:
- CO400A