American Aldes Spring Return Back Draft Damper - 4 Inch

"A classic silhouette in squishee straw accented with grosgrain ribbon trim.Elasticized inner band fits mostBrim, about 3"" Polypropylene/rayon/polyesterSpot cleanImported"

Plug-in combination carbon monoxide and explosive gas alarm with battery back-up

3-way protection against natural, methane, and propane gases and carbon monoxide

Uses electrochemical carbon monoxide sensor--the most accurate technology available

Test button and low battery warning

Includes 9-volt battery

Wireless thermometer with outdoor humidity & temperature

Min/max indoor temperature

12/24 hour time

Digital clock with 12 or 24 hour time display

Can receive up to 3 sensors and has transmission range of 330 feet

Sealed-in 10-year lithium battery

LEDs provide lighted escape path

Photoelectric Sensor

Automatically activates when attached to bracket

End of life warning