Description: 1. Voltage: 110 v to 230 v2. Power: 50 w (maximum)3. Suitable for all hair types:Natural big waves， medium-sized curl， charming little wavy hair style， etcHow to use:1. Take 1-3 cm wide hair straight through the hair curler V mouth.2. Press the handle，hair will be indrafted automatically， wait for warning tone.3. After hearing the alarm beep， loosen the handle and release curly hair. Timed settings: 8 Seconds ---10 Seconds ---12 Seconds--15 Seconds(3 Beeps) -----(4 Beeps)-----(5 Beeps)----(6 Beeps) Fours timer settings: 8 seconds=3 beeps for loose， natural curls10 seconds= 4 beeps for soft bouncy curls12 seconds=5 beeps for tight， defined curls15 seconds=6 beeps for tight， defined curls TEN heat settings: 140 ��C for delicate， fine or colored hair190��C for delicate， fine or colored hair210��C for normal textured hair230��C for thick or wavy hair Packing including:1 x Automatic Pro Perfect LCD Hair Curler