This comb can be used for either straightener or curly hair. Dry and wet 2, use in 10 seconds, last 36 hours to style your hair. Liquid crystal display temperature, can freely adjust the temperature, is every beauty lady must have household supplies. Hold for 3-5 seconds and repeat 3 times to get the look you want. Anti scalding design Thermostatic hair care Temperature regulation Direct-roll Dual-use Three speed adjustment LCD Display Rapid Heating Product Name: Straightener Hair comb/curly hair comb with temperature display. Color: Black. Hair type: wet and dry Plug type: British gauge plug, voltage: 110-240V. Rated power :30W Frequency: 50/60HZ. Heating mode: PTC uniform heating, intelligent constant temperature movement, 80-230° free temperature adjustment.