[Three-in-one multifunctional different hairstyles] The curling brush can be used for curly and straight hair, or as an ordinary comb for long hair. Note: It is not a hot air brush, but a curling iron.[Anti-scalding and safe use] Nylon bristles and thermosetting cold tip time prevent heat during styling.[Negative ion healthy hair technology] The ceramic and tourmaline barrel of the curling iron produces millions of negative ions, keeping hair healthy and soft.[Adjustable temperature suitable for all hair types] 130 to 220 temperature-controlled LCD digital display: 130-160 fine hair/fine hair/normal hair, 160-200 wave/curly hair, 200-220 suitable for thick hair / Thick hair. It heats up quickly in 30 seconds, saving time and perfect styling, it can curl your hair quickly, and it can last all day.[Safe and reliable use] The electric curling brush will automatically shut down after 60 minutes of use, which is safe and energy-saving. 100-240 dual voltage is suitable for all parts of the world and international travel.