Kidde 7COB Carbon Monoxide Alarm LED STD 4.5V Battery Operated Boxed

Kidde Carbon Monoxide Alarm with 3 AA alkaline batteries is a sleek, lightweight battery-powered CO alarm provides long-term protection against the dangers of deadly carbon monoxide and provides continuous monitoring of CO levels; the 10-year sensor lasts • Continuous monitoring of carbon monoxide • Tested and approved for use in boats and caravans • Multi-function green and red LEDs to indicate power and alarm status • End-of-life warning alerts user to replace alarm after 10 years of protection • Test/reset button to allow regular testing of alarm function