Amazon.co.uk Having never used a cordless hair straightener I was intrigued to see how it would measure up to my tried-and-tested ever faithful plug-ins. The booklet is simple and surprisingly usable ? clear pictures showing how to insert the energy cells and use the appliance, and the instructions are only in English! The only drawback is the constant hum, similar to that of a gas stove ? the click to ignite and start heating the straightener may take some getting used to. The (more...)