Can you really save 40% on your electricity bills by plugging a small box into your AC socket? In the past six month a number of products have been advertised on TV and online which seem too good to be true. I’d like to explain the reality of these exciting claims and give you a layman’s understanding of how Power Savers work, like the powersave 1200. A Power Saver is a device that you plug in to your power socket. Apparently just by...