180,000 smoke and fire alarms recalled; may not work during a fire

Approximately 180,000 battery-powered smoke and fire alarms are under recall because they may not activate properly during a fire.Universal Security Instruments alarm Models MI3050S and MI3050SB manufactured January 19, 2015 through July 11, 2016 can be affected.No USI Electric brand alarms are affected.No hardwired, 120V AC/DC alarms are affected.No carbon monoxide alarms, or carbon monoxide + natural gas alarms are affected.No combination alarms are affected.Universal Security Instruments
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