About this item

• Electrochemical sensor technology detects CO gas
• Easy installation, no wiring needed, detects during a power failure by operating on 2-AA batteries (included)
• Conveniently designed & portable: simple to install on a wall of your home or place on a tabletop
• Green LED indicates power to the smoke detector, while an 85-decibel alarm & a red LED indicates the presence of carbon monoxide
• Peak Level Memory records the last time carbon monoxide was detected or when the unit was last tested
• Test-Hush button makes it easy to test the carbon monoxide detector or temporarily silence the low battery chirp warning
• UL listed with a 10-Year limited manufacturer warranty on the alarm only (not a battery performance claim). Warranty begins when the alarm is powered on. If that date is unknown, it should be assumed that replacement is needed.