





The First Alert CO400A carbon monoxide alarm features an electrochemical sensor that will detect CO for 5 years. This battery-powered carbon monoxide alarm is portable and easy to use anywhere, even during a power outage. When high levels of carbon monoxide are present, an 85-decibel siren alerts you to the danger.
.Reports the danger caused by CO
The First Alert Battery Operated Carbon Monoxide Alarm features an advanced electrochemical sensor to detect high concentrations of CO. When carbon monoxide is present, the CO alarm will sound an alarm to alert you of the danger.
.Warning functions
If carbon monoxide levels are detected, the CO alarm's 85-decibel siren will sound. A low battery indicator lets you know when to replace the batteries, and an end-of-life indicator lets you know when to replace the device.
.Simple and easy to use
The First Alert carbon monoxide alarm is easy to install. Simply insert the battery and the alarm will begin monitoring the room for carbon monoxide. There is no display or complicated settings, just press a button to silence the alarm and check if the alarm is working.
SPECIFICATIONS
Model: CO400A
Battery type: 9V
Sensor Type: Electrochemical
Item Length: 8.6cm (3.4in)
Item Width: 3.8 cm (1.5 in)
Item Height: 127mm (5in)
Item Weight: 318g (0.7lb)
The First Alert CO400A carbon monoxide alarm features an electrochemical sensor that will detect CO for 5 years. This battery-powered carbon monoxide alarm is portable and easy to use anywhere, even during a power outage. When high levels of carbon monoxide are present, an 85-decibel siren alerts you to the danger.
.Reports the danger caused by CO
The First Alert Battery Operated Carbon Monoxide Alarm features an advanced electrochemical sensor to detect high concentrations of CO. When carbon monoxide is present, the CO alarm will sound an alarm to alert you of the danger.
.Warning functions
If carbon monoxide levels are detected, the CO alarm's 85-decibel siren will sound. A low battery indicator lets you know when to replace the batteries, and an end-of-life indicator lets you know when to replace the device.
.Simple and easy to use
The First Alert carbon monoxide alarm is easy to install. Simply insert the battery and the alarm will begin monitoring the room for carbon monoxide. There is no display or complicated settings, just press a button to silence the alarm and check if the alarm is working.
SPECIFICATIONS
Model: CO400A
Battery type: 9V
Sensor Type: Electrochemical
Item Length: 8.6cm (3.4in)
Item Width: 3.8 cm (1.5 in)
Item Height: 127mm (5in)
Item Weight: 318g (0.7lb)
First Alert - Carbon Monoxide Alarm, Battery Operated, White
- Regular price
- $49.97
- Sale price
- $49.97
- Regular price
-
$59.99
item: 80-CO4006A
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All our products are guaranteed against manufacturing defects and damage during delivery. In this case, the products are replaced by equivalent products. It is the buyer's responsibility to validate the compatibility of the products purchased. In the event that you need to return an item(s) to us, contact us first to obtain the method to use. Maximum 30 days following the date of sale for any product return and you must obtain a return authorization before returning a product to us... contact us to do so. NO RETURNS FOR USED OR CLEARANCE ITEMS... these items are considered final sales.