【Newly Developed Product: 2-Way Hair Iron】 This 2-way model can be used as both a straight iron and a curling iron. This newly developed roll brush iron, which is simple yet highly functional, makes everyday styling more comfortable and enjoyable. It's the perfect design for those who care about hair care! 【4-Step Temperature Adjustment】 This product is equipped with a 4-step temperature adjustment function. You can easily set the optimal temperature according to your hair type and styling purpose. The low temperatures of 150°C and 170°C are ideal for fine, easily damaged hair and delicate finishes. The high temperatures of 190°C and 210°C are recommended for stubborn kinks and firm styling. The high-performance heater achieves rapid heating, allowing for speedy hair setting in the busy mornings or when in a hurry. 【Shine Up with Negative Ions】 Equipped with a hair-friendly negative ion function. Negative ions condition the hair's cuticles, reducing heat damage while styling. It adds shine to your hair every time you use it, achieving a beautiful finish. 【Long-Lasting Use】 Equipped with a large 7000mAh battery, it can be used for a long time on a single charge. The lightweight design is easy to carry, making it useful for business trips and travel. Cordless, USB charging