CO710 Carbon Monoxide Detector with 10-Year Battery and Digital Temperature Display , White

Keep your family safe with this easy to use digital-display, 10-year battery operated carbon monoxide alarm; Battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure
Easy-to-read backlit digital display shows temperature and CO concentration; Peak Level feature displays the highest concentration of carbon monoxide measured
Built-in 10-year lithium battery offers continuous protection for the life of the carbon monoxide detector
A loud 85-decibel alarm sounds when CO levels reach dangerous levels
10-year limited warranty; Equipped with end-of-life signal chirp, so you know when its time to replace the unit for safety
All first alert CO alarms are rigorously tested to meet UL standards
First Alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 (Based on a First Alert Brand Trust Survey in February 2018)
First Alert warranty extends ten years from the date of purchase with proof of the original sales receipt and the product should be free from defect in material and workmanship