*Disclosure: Our hair brush does not intend to replace the hair iron. If you prefer pin straight hair, please get the traditional hair straightener. If you want frizzy free hair with some volume, this is the one for you. If you have use flat irons but are tired of its time consuming and dread the burns of the heated irons on your ears, neck, hands, then read on -> Introducing a device that can eliminate above problems: 3 in 1 function: Ceramic Iron Straightener + Detangling Brush + Anion Hair Massage The brush detangles hair knots, transforms dull, drab hair into smooth hair, eliminates frizz, hair loss and removes hair static. Style your hair effortlessly & quickly! It gives pro salon results of straight, smooth and shiny hair in minutes! For Best Results Section hair into small strands and straighten one cluster at a time. Start at roots nearest to scalp and make hair deeply embedded into brush. Move brush from roots through tips of hair slowly. Repeat this process several times and do NOT make clusters of hair extremely thick for best results. How to use Press Power button for 3 sec to turn on/off brush. Press '+' or '-' button to select the desired straightening temperature, using the symbols shown in guide: - 365℉ (180℃) recommended for fine and delicate colored hair; - 410℉ (210℃) recommended for normal textured hair; - 450℉ (230℃) recommended for think or wavy hair; To convert Fahrenheit to Centigrade or vice versa: press "+" & "-" at the same time Recommendation: 1.Use on dry hair only. 2.Caution: Avoid direct skin contact while the brush is plugged in and/or heated. NOT RECOMMENDED FOR AFRICAN-AMERICAN HAIR. Check our Youtbue videos.