The Kidde company has recalled some 1.2 million hard-wired smoke and combination smoke/carbon monoxide alarms, according to the U.S. Consumer Product Safety Commission.

It was found the alarms could fail to alert consumers of a fire or a carbon monoxide incident following a power outage. No injuries have been reported.

The alarms are white, round and measure about five to six inches in diameter.

Recalled models include:

• Smoke alarm i12010S, manufactured between Dec. 18, 2013 and May 13, 2014;

• Combination smoke/CO alarm model il2010SCO, manufactured between Dec. 30, 2013 and May 13, 2014;

• Combination smoke/CO alarm model KN-COSM-IBA, manufactured between Oct. 22, 2013 and May 13, 2014.

The model number and manufacture dates are printed on the back of the alarm. They have been sold at a number of stores including Home Depot and online at Amazon.com, HomeDepot.com and shopkidde.com from January 2014 through July 2014 for between $30 an $50.

Consumers who purchased a recalled model may contact Kidde for a free replacement, but are advised to continue using the recalled alarms until the replacements are installed.

To obtain a replacement, call Kidde at 844-553-9011 between 8 a.m. and 5 p.m. eastern time, Monday through Friday, or visit online at kidde.com and click on Recalls for information.