Voltage: 110-220V (Global Universal Voltage) Frequency: 50/60HZ Power: 75W Fever: PTC Thermal Conductive Material: Electric Stone Ceramics Heat conduction diameter: 16MM-20MM Temperature Control and Efficiency Adjustment: LED Indicator Three-stop Temperature Control: 150 C, 190 C, 230 C Line length: about 2m. Straightener tail with locking function, 360 degrees rotating power cord.