Power: 40W-59W Temperature Controller: Digital Function: Thermostatically Operated Function: International Voltage Function: Anti Scalding Function: Water Ion Function: Wireless Portable Min. temperature: 140 °C Applicable hair: Dry Max. temperature: 220 °C Power Cord Tail Assembly Mode: Fixed, Non-rotatable Model Number: Beard Straightening Comb Dimensions Of Heating Plate: Others Thermostat Adjustment Segments: others Material: PCT Optimal styling time: More than 5 min. Material of thermal plate/bar: Tourmaline ceramic Item Type: Iron Power Source: Dry & Rechargeable Service life of thermal plate/bar: More than 50,000 times Voltage: 100-240v (Dual voltage) Diameter of thermal conductor: 16-20 mm Feature 1: Cordless Feature 3: Quick Heated Feature 4: Beard Straightener Feature 5: Hair Straightener