Description:Item Type: Spiral Hair curlerInput Voltage: AC 110--240V 50-60HzTemperature control: constant temperature Features:1. For all hair types ,super curler styles2. Ultra fast heat recovery3. Floating plates for superior alignment Instructions:1: Select a section of hair(not too much) and place into the end of the styler, where you want curler to begin.2: Using the cool tip, rotate the styler up to your toots.3: For softer curls hold for 5-10 seconds and release for tighter curls hold for 20 seconds.4: Repeat throughout the rest for hair.