Specification:Plug standard:EU，US，UK，AU plugVoltage: DC110v-220v Frequency: 50HZ-60HZPower : 29 W Wire length: about 230cm Heating time / optimal styling time : About 30 seconds Straighten hair time: 5 seconds . comb it and become straight during 5 seconds . Thermostat adjustment segments :5 degree Thermostatic : 180 degree Max temperature: 230 degree Mix temperature: 150 degree The straightener is equipped with an add-subtract key which can regulate temperature at ��+�� and ��-�� levels， which will increase temperature by 5 degrees Celsius per touch. Package Contents:1 x Hair Straightener 1 x English manual 1 x Retail Box