Plastic case can avoid burns. It has the folding bracket to avoid burning the table. This hair straightener has automatic dual voltage and shuts down automatically after one hour. Especially great for thin, medium, and natural hair. Non-conductive, high heat conversion efficiency, a kind of cheap electric pressing combs with temperature control and energy saving,without damaging any hair. The heat press comb can quickly and safely straighten the rough and curly hair,to make it silky and straight.The flat iron comb heats evenly in 20-30 seconds without any damage to hair