[Fast and Safe Heating] Heat the PTC of the beard comb to 180 C immediately within 30 seconds. Even when heating, the two temperature modes will not damage the high and low temperature modes suitable for thick and soft hair. Upgraded non-slip and insulated cooling grips and tips make hands comfortable and controllable, and detailed modeling can be performed.[No harm to the hair] The bristles are in the PTC. This insulation on the side of the smooth brush prevents accidental burns. Golden insulated handles can also prevent scalding, help men to coagulate hair, straighten hair and curly hair, and reduce tangles.[Rotary cable connector] The straight brush can be rotated 360 , and distortion should be avoided when shaping. Freedom of movement when straightening hair is no longer restricted.Temperature adjustment 180 200 . The temperature of this beard brush can be suitable for some types of beard and hair, such as thin hair, damaged hair, thick hair. Watch out for high temperature burns. If the temperature is too high, lower the temperature.[Multifunctional] This smooth beard straightener / hot comb can straighten beard, help thicken, smooth and straighten curly hair and reduce tangles. Combined with ceramic heating, the teeth are smooth. Straighten, curl and create beautiful curls to meet your needs for different hairstyles.