View as Grid List

First Gear 1039718 BATTERY OPERATED CO ALRM (PK-3-EA)

The First Alert carbon monoxide alarm utilizes an electrochemical carbon monoxide sensor to detect carbon monoxide.. The battery-powered design of this personal carbon monoxide detector means your space can be monitored for dangerous carbon monoxide gas,. Simply insert the included 9-volt battery and the carbon monoxide detector is ready to go. When CO levels become elevated, a loud 85-decibel alarm alerts you to the threat. Designed to be simple to use, the CO detector has just one button that silences or tests the unit, as well as an end-of-life timer that lets you know when it is time to replace the device.
$27.99

First Gear 1039727 FIRST ALERT Carbon Monoxide Detector (PK-3-EA)

The First Alert CO410 carbon monoxide alarm uses an electrochemical carbon monoxide sensor. Peak level feature displays the highest concentration of carbon monoxide measured. When carbon monoxide levels become elevated, a loud 85-decibel alarm alerts you to the threat. Designed to be simple to use, the carbon monoxide detector has just one button that silences or tests the unit. Because CO evenly distributes itself, it's important to have a CO detector on every level and in every bedroom of your home. This easy-to-use battery-powered design doesn't require an electrician; simply insert the included AA batteries, and the carbon monoxide detector is ready to go. *
$55.99

First Gear 1039734 PLUG IN CO W/BATT BACKUP (EA)

The First Alert CO605 Carbon Monoxide Plug-In Alarm features an electrochemical CO sensor to alert you to dangerous carbon monoxide. This personal carbon monoxide detector plugs into any standard electrical socket to monitor CO levels in your home, office or other space. The simple, user-friendly design features battery backup to allow for continuous monitoring, even in the event of a power outage. Dual Power Provides Continuous Monitoring: The carbon monoxide detector can be placed almost anywhere; all it requires is a standard electrical outlet. In the event of a power failure, backup batteries power the CO detector so it can continue monitoring your space for dangerous levels of carbon monoxide. Electrochemical CO Sensor: The First Alert Carbon Monoxide Plug-In Alarm uses an electrochemical sensor to alert you to elevated carbon monoxide levels. Designed to alert the soundest of sleepers, a loud 85-decibel alarm warns you when carbon monoxide is detected. Simple and Easy to Use: The carbon monoxide monitor is easy to set up: simply plug it into a standard electrical outlet to monitor your space for carbon monoxide. There are no complicated displays or settings to navigate; a single button silences the alarm and tests the CO detector. Where To Place Carbon Monoxide Alarms: One on every level of the home and one in each sleeping area.
$34.99

First Gear 1039741 CO ALARM 2PK (EA)

The 2-pack First Alert carbon monoxide alarm utilizes an electrochemical carbon monoxide sensor to detect carbon monoxide. The battery-powered design of this personal carbon monoxide detector means your space can be monitored for dangerous carbon monoxide gas. Simply insert the included 9-volt battery and the carbon monoxide detector is ready to go. When CO levels become elevated, a loud 85-decibel alarm alerts you to the threat. Designed to be simple to use, the CO detector has just one button that silences or tests the unit, as well as an end-of-life timer that lets you know when it is time to replace the device.
$49.99

First Gear 1039746 Plug-In Co W/Batt Bckup (EA)

The First Alert Dual-Power Carbon Monoxide Plug-In Alarm lets you monitor carbon monoxide levels nearly anywhere. Simply plug this personal carbon monoxide detector into any standard outlet, and the backlit digital display will show the level of carbon monoxide in the room. A battery backup sustains the CO detector in the event of a power outage, and a power level indicator on the display and end-of-life timer let you know when the device needs to be replaced.
$48.99

First Gear 1039753 10Y SEALED CO ALARM (EA)

This First Alert carbon monoxide alarm features a 10-year built-in lithium battery for continuous monitoring during the life of the alarm, and uses an electrochemical carbon monoxide sensor and an 85-decibel alarm to alert you to CO threats. The advanced electrochemical CO sensor detects carbon monoxide leaks from multiple sources, such as faulty fuel-burning appliances, blocked chimneys, and generators running inside or too close to homes. Because CO evenly distributes itself, it's important to have a CO detector on every level and in every bedroom of your home. This easy-to-use alarm features a digital display that shows ambient temperature as well as peak CO levels. The detector's stylish design looks great on top of a dresser or table.
$52.99