It was reported on July that a woman in China was electrocuted while she answered her iPhone which was on charge. It was alleged that she was using a knock off charger.
Apple introduced a program on USB Power Adapter Takeback, for preventing third people from designing their adapters. The officials stated that these adapters are not well prepared and it may result in safety issues.
It was reported that Apple will supply its customers with a charger for an additional cost of $10. This is an offer and it is valid only till 18th of October. The company will give you the new adapter once the old one is remitted as they require a serial number.
Apple has stated that its adapter is given out after testing for safety, standards and reliability. There were many complaints registered related to the iPhone bursts.