The First Alert CO400A Carbon Monoxide Alarm has an electrochemical sensor that will detect CO for 5 years. This battery-operated carbon monoxide alarm is portable and easy to use anywhere, even in the event of a power failure. In the presence of a high concentration of carbon monoxide, an 85 decibel siren warns you of danger.
. Indicates the danger caused by CO
The First Alert Battery Operated Carbon Monoxide Alarm features an advanced electrochemical sensor to detect high concentrations of CO. In the presence of carbon monoxide, the CO alarm will sound an alarm to warn you of the danger.
. Warning functions
If a concentration of carbon monoxide is detected, the 85 decibel siren of the CO alarm will sound. An audible low battery indicator shows when to replace the batteries and an end-of-life indicator shows when to replace the device.
. Simple and easy to use
The First Alert carbon monoxide alarm is easy to install. Just insert the battery and the alarm will begin to monitor the room for carbon monoxide. No screen or complicated settings, a simple button silences the alarm and checks if the alarm is working.
SPECIFICATIONS
Model: CO400A
Battery type: 9V
Sensor type: Electrochemical
Item Length: 8.6cm (3.4in)
Item Width: 3.8cm (1.5in)
Item height: 127 mm (5 in)
Item Weight: 318 g (0.7 lbs)
