More than half a million portable electronic device chargers sold at exclusively at Costco are being recalled after reports they can overheat and catch fire. The devices allegedly caused at least two residential fires.

In a notice posted on the Consumer Product Safety Commission’s website, myCharge, also known as RFA Brands of Birmingham, Michigan, said 567,000 of the chargers are affected.

The company said it was aware of 120 reports of the chargers overheating, including two reports of…