According to a U.S. Consumer Product Safety Commission (CPSC) news release published on March 16, 2023, consumers who bought a carbon monoxide detector on Amazon under the brand names GLBSUNION or CUZMAK should discontinue its use. The CPSC's warning announcement states that these detectors are not effective at notifying users of the … [Read more...] about CPSC: Certain Carbon Monoxide Alarms Sold on Amazon May Not Work