???Suitable for all hair types? Designed for wide applicability, whether you have straight hair, curly hair, naturally curly hair or colored and permanently damaged hair, you can easily achieve the ideal effect for straight hair by setting the appropriate temperature and show your personal charm. For stiffer hair, it is recommended to choose a higher temperature level and extend the application time. ???Cordless and portable, easy to carry for travel?: This portable straightener brush weighs only 500g, it is lighter than a bottle of water, and you will not be tired if you hold it for a long time. The mini and lightweight design allows you to use it to straighten when traveling outdoors, on business trips, anywhere and at any time. hair. ???Lock moisture and reduce frizz? This travel cordless straight hair comb emits 50 million negative ions while heating, effectively neutralizing static electricity in the hair. This process helps retain hair moisture, resulting in softer, silkier, and shinier hair. ???Temperature Adjust & Auto Shutoff?QIGEEKU flat iron brush offers three temperature options catering to various hair types, ranging from 320°F to 392°F (160°C/320°F, 180°C/356°F, 200°C/392°F). Additionally, If the device is used with 15 minutes, it will automatically shut off to protect you. ???Cordless Straightener Brush?Charging once, the hair straightener can be used for 15-30 minutes (battery life varies with temperature), enough for 1-2 times. Our rechargeable straightener comb features a 5000mAh battery, offering enhanced portability without the need for wires. A USB Type-C cable included.There are dual charging methods for you to choose. When at home, you can choose to charge through the charging base, which is convenient for storage and continuous charging.