Power: 55 W Working current: 9V‑5A Current: 9V‑6A (maximum) Size: 14.4 x 4.1 x 3.3 in Heat conductor material: tourmaline ceramic Usage: Long press to turn off, short press to turn on1. Cold wind hair straightening brush: This electric hair straightening brush is specially designed for daily combing. it uses a new ice treatment method to straighten and smooth the hair, so that you can have healthy, shiny and straight hair. 2. Protect the hair: Different from the traditional heated hair straightening comb, this comb adopts low temperature cryotherapy, which can straighten the hair with cold wind to avoid the damage of high temperature to the hair and the loss of hair moisture 3. Dual purpose: Whether dry hair or wet hair, it is suitable for wet and dry hair. You can use this cold straightening brush to straighten or comb your hair, which is more efficient and convenient to use. 4. Hairdressing tools: Allows you to create charming and exquisite straight hair styling at home, making your hair soft and beautiful, full o luster, and you donand 39,t have to worry about being burned by high temperature due to operating errors. 5. Wide range of uses: An innovative straight hair comb, suitable for home and professional salon use, and can also be used as an ideal gift for family and friends, especially friends who like hairdressing. Specification: Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. YJL official store