MCH Technology: Ceramic heats up within 1 minute, saving time and energy.<br />Straighten your hair, Eliminate frizz, Add Shine. Giving your hair a smooth, silky, natural lustrous look by sealing the hair cuticles.<br />Hair Straightener Brush with Anti-Scald, Auto Temperature Lock and 30 Minutes Auto-Off Function.<br />Easy to Use:1, Plug in the power, the LCD shows “OFF”, enter into the standby state (no heat). 2, Press the power key for 2 seconds to turn it on, the LCD shows 355℉ and flashes for 3 times, it begins to heat. The LCD will show real-time temperature until it reaches the selected temperature. 3, Press the “+”, “-” buttons to set the temperature according to your needs. Press the power key for 2 seconds to turn it off. 4, If no operation for 4 seconds, the buttons will be locked automatically. The LCD shows “LOC” when you press any button, and will display the select temperature after loosening the button. 5, Double click the power button to unlock, then you can adjust the temperature or shutoff the brush. 6, It has a memory function, if not plug off the power, it will memorize the temperature the last time you set. If pull off the plug, the temperature setting will be 355℉ by default when turning on. 7, Press the “+”, “-” buttons at the same time, the temperature can switch between ℉ and ℃. 8, If no operations in continual 30 minutes, it will shutoff automatically and enter into standby state. ">