hot?comb?(also known as a?straightening comb) is a metal?comb?that is used to straighten moderate or coarse hair and create a smoother hair texture. A hot?comb?is heated and used to straighten the hair from the roots. It can be heated by turning on the control button?A hot?comb?(also known as a?straightening comb) is a metal?comb?that is used to straighten moderate or coarse hair and create a smoother hair texture. A hot?comb?is heated and used to straighten the hair from the roots. It can be heated by turning on the control button?A hot?comb?(also known as a?straightening comb) is a metal?comb?that is used to straighten moderate or coarse hair and create a smoother hair texture. A hot?comb?is heated and used to straighten the hair from the roots. It can be heated by turning on the control button?A hot?comb?(also known as a?straightening comb) is a metal?comb?that is used to straighten moderate or coarse hair and create a smoother hair texture. A hot?comb?is heated and used to straighten the hairVoltage: 110-240V Volts (Universal Global Voltage) Frequency: 50/60Hz Power: 80W Fever: PTC Subject Material: ABS Thermal conductive material: tourmaline ceramics Heat conduction diameter: 16mm-20mm Temperature Control and Efficiency Adjustment: LCD, 120C-230C Line length: about 2 meters, 360 degrees rotating power cord Automatic shutdown for 60 minutes?from the roots. It can be heated by turning on the control button