What it Does The ultra-thin profile of these high-tech irons makes them exceptionally lightweight and easy to work with. They are thin enough to get close to the scalp and the extra-long 5" plates can quickly straighten longer hair. These irons evenly distribute high heat up to 450°F to create versatile styles with radiant shine. Features & Benefits Nano Titanium™ plates deliver highly efficient heat transfer and instantly smooth and shine. Dual voltage ceramic heater with instant heat-up and recovery. 5" extended plates for faster straightening. 50 heat settings – up to 450°F for all hair types. Slim design and ultra lightweight for maximum comfort. Housing resists ultra-high heat. 9 ft swivel cord Limited 4-year warranty How To Use See instruction booklet. Precautions: See package insert for standard warning associated with electrical and high heat appliances.