Help protect your family from odorless, poisonous gas in your home with the Kidde Safety Basic Carbon Monoxide Alarm. This reliable CO detector gives you peace of mind at home every day!

• Alarm alerts users to replace it after 10 years of operation
• Can be installed in any AC wall outlet with battery backup through included 9V battery
• Features test/reset button
• Tamper resistant unit goes into alarm mode when removed from outlet
• Low battery hush silences chirp for up to 12 hours
• LED lights shine green for normal operation and red for alarms
• Model Number: 21025759