2 in 1 Hair Straightener & Curling Iron -- Built-in 2200mAh battery. This cordless hair straightener takes 3-4 hours to fully charge and can be used continuously for 60 minutes. 7.8 inches long, lightweight and ideal for travel. In addition to straightening, light curling work can also be carried out.^ Heats up quickly and has 3 adjustable temperatures -- This hair straightener can be heated up to 140 200, promising you a silky and smooth hair. Suitable for all hair types, such as thick, frizzy and curly hair. In addition, the device has a memory function, you can choose the right temperature for the next use.^ Less Hair Damage & Auto Shut-Off -- Ceramic-coated hair straighteners with 3D floating heating plate do not pull hair and can reduce heat damage. For safety reasons, the hair straighteners switch off automatically after 40 minutes.^ Anti-misoperation key lock -- To avoid temperature or power switch error, you can press both switches at the same time for 3 seconds. You will enjoy styling your hair curly or straight.