1) Safety cut-off. Your "CHI Original Flat Iron" will automatically shut itself off after 30 minutes, minimising the risk of damage if you forget to switch them off in the morning CHI Original Flat Iron... 2) Dual-voltage. Use your hair straighteners in Europe, Australia or even the USA. Even perhaps just in your bedroom. 3) Shiver protection. If you accidentally leave your "CHI Original Flat Iron" in a cold place, the microprocessor will not start heating up the plates until the temperature of the unit is high enough to avoid damage being caused by condensation that may have formed inside your "CHI Original Flat Iron". 4) CHI Original Flat Iron Styler comes complete with a DVD demonstration of the CHI Styler functions and teaches you how to straighten, curl and style your hair the way your hairdresser does! Beauty is our right.The Gold GHD in our shop is also very good.Please buy now!