Green LED indicates power to the smoke detector, while an 85-decibel alarm & a red LED indicates the presence of carbon monoxide
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.
Peak Level Memory records the last time carbon monoxide was detected or when the unit was last tested
Conveniently designed & portable: simple to install on a wall of your home or place on a tabletop
Easy installation, no wiring needed, detects during a power failure by operating on 2-AA batteries (included)