First Alert CO3-B01-T Battery-Operated Carbon Monoxide Alarm Size:9V Alkaline (1), 85dB at 10 feet • Length: Compacted: 4

• Length: Compacted: 4

1/2" x 2" galvanized nipple

dimensions: 47

Four year warranty

for your stickiest gunkiest

First Alert CO3-B01-T Battery-Operated Carbon Monoxide Alarm Size:9V Alkaline (1), 85dB at 10 feet • Length: Compacted: 4Install the First Alert CO3 B01 Battery Operated Carbon Monoxide for reliable detection against carbon monoxide leaks. It's convenient maintenance features and flexible wall mount design makes it easy to add CO detection throughout your home. Easy access battery drawer for battery replacements Easy installation with flexible wall placement End of life warning lets you know when it's time to replace the alarm Product Overview Alerts you to CO threats