2-in-1: The hair straightener and curling iron are two in one to meet your different styling needs. Whether you want straight, sleek hair or romantic curls, you can achieve it easily. Convenient and cordless: Cordless design, compact body, no cable restrictions, freer and more flexible use. You can create your desired hairstyle anytime, anywhere at home and also take it with you when travelling. Adjustable temperature and fast preheating: It has 3 temperature settings, 150℃-165℃-180℃, to meet the needs of different hair types. Thanks to the 180-degree constant temperature control and PTC heating technology, be heated and used in 30 seconds, saving you time. Use on different hair types: Choose a low temperature for fine and soft hair, choose a high temperature for thick and coarse hair, quick preheating so you don't have to wait long. Hair care function and long-lasting styling: It has hair care properties, does not damage the hair and protects the health of the hair during styling. 36 hours of hold for long-lasting beauty. Reduce hair damage caused by frequent styling while keeping your hairstyle unchanged for a long time. Safety design: Equipped with a safety lock switch and a scald protection design, the usage process is safer and more reliable to prevent accidental burns. USB charging: The USB charging method is convenient and versatile. It can be charged via power banks, computers, etc., making it easy to charge in a variety of scenarios. Product Specification Product Size: 215*25 mm Empty Weight: 200g Battery Capacity: 4000 mA Shell Material: PC+PET Power Supply: USB Type-C Function: 2-in-1 Curling Iron Preheat Time: 1–2.5 minutes Charging time: 3.5–4 hours, usage time ≥35 minutes. Host power: 35 W Working voltage: 3.7 V Temperature range: 150°C–165°C–180°C. Heating method: PTC heating technology 2-in-1: The hair straightener and curling iron are two in one to meet your different hairstyling needs. Convenient and cordless: Cordless design, compact body, no cable restrictions, freer and more flexible use. Adjustable temperature and fast preheating: It has 3 temperature settings, 150℃-165℃-180℃, to meet the needs of different hair types. Safety design: Equipped with a safety lock switch and a scald protection design, the usage process is safer and more reliable. USB charging: The USB charging method is convenient. It can be charged via power banks, computers, etc., making charging easy in a variety of scenarios.