If you're taking your life in your hands by using a third-party charger to power your iPhone, Apple's offering to swap it for a proper one.
iPhone and iOS news
A comparison of five clones on the Red Ferret blog.
Apple will take your knock-off charger off your hands after dodgy power adaptors injured and even killed iPhone owners.
A report suggests that GooPhone, the Hong Kong-based company that created an Android iPhone 5 knock-off, has patented the design in China and will aggressively protect it.