24 August 2011 9:05 pm BSTUpdated: 24 August 2011 9:05 pm BST
Photo by: Eidos Montreal/Square Enix
/ Caption by: Jeff Bakalar
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How well do you know your surge protector?
Whether you're looking to add more outlets, or want to add a layer of protection between your gear and the outside world, here's what you need to know.