Min. temperature : 80 °CApplicable hair : DryTemperature Controller : DigitalMax. temperature : 230°CPower : 40W-59WCommodity Quality Certification : 3C,ceOptimal styling time : 3-5 min.Certification : ceFunction : ION-,Thermostatically Operated,Automatic Power off,International Voltage,Anti ScaldingCertification : CEItem Type : IronPower Source : ElectricVoltage : 100-240v (Dual voltage)Power Cord Tail Assembly Mode : 360° RotatableMaterial of thermal plate/bar : Tourmaline ceramicService life of thermal plate/bar : More than 50,000 timesFeature 1 : Personal hair care productsFeature 2 : with LCD displayFeature 3 : LCD 31 levels temperature adjustedFeature 4 : Negative Ion Hair Straightening Electric Professional Negative Ion Hair Straightening Comb LCD Display Curling Comb 2 in 1 Hair Straightener Styler ToolFeatures :Voltage: 100-240v (dual voltage)Anion temperature: 80℃~230℃60 minutes timer shutdownLCD 31 levels, 5 degrees per levelAssembly method of power cord tail: 360° rotatableInstructions:1. Press and hold the switch for more than three seconds to turn on2. Wait 1-3 minutes 180°-200°3. Press the (+/-) button to adjust up and down every 5°4. Long press the power button twice to cool down slowly5. The temperature can be adjusted arbitrarily according to your hair qualityNote : Our straightening comb has 31 temperature settings. Please select the appropriate temperature according to the hair quality. A light on the LCD will flash. The flashing light indicates that the product is still heating. When the light stops flashing, it indicates that the heating is complete. At this point you can straighten your hair, and you can get perfectly straight hair by repeating it several times.《1》6 major functions(1) Negative ion hair care (2) Constant temperature does not hurt hair (3) Anti-scalding tooth comb design(4) 31 gear temperature adjustment (5) Roll and straight dual use (6) Vegetable protein hair care《2》31 gear temperature adjustment(1) Each gear increases by 5°C(2) Suitable for different hair types(3) You can choose the right temperature to create different hairstyles《3》30 seconds rapid heating(1) PTC heating technology, rapid heating of ceramics(2) Rapid temperature rise to specified temperature, and constant temperature(3) Constant temperature does not hurt hair《4》Negative ion hair care(1) Tens of millions of negative ions, repair damaged hair(2) Protect hair from dryness and frizz《5》Intelligent power failure protection mechanism(1) 60 minutes intelligent power off(2) Protect your family's safety, use more assured《6》Ergonomic Design(1) Ergonomically designed body, comfortable to use(2) 360 degree rotating power cord, more convenient to use, no tangle(3) Anti-scalding tooth comb design, safer to use