Temperature Setting Guide: Constant Heat: To convert Celsius to Fahrenheit: press u0026#34;+u0026#34; and u0026#34;-u0026#34; at the same time. Temperature is automatically set at a constant temperature of 365℉ for all type of hair. The Max temperature is 450℉, set to 410℉ for natural texture hair, 450℉ for thick or wavy hair to achieve best results form this effortless and efficient straightening hair brush

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