Description: 【Product】: Portable cordless Hot and Cold Hair Dryer with Negative Ion Technology, High Power Quickly Drying Hair Care, USB Hair Dryer,2 kinds of Power Supply available. 【Cordless Design】: This hair dryer features a cordless design for ultimate portability. It can be used in places without power outlets, making it ideal for student dormitories and home use. 【Rechargeable】: The Travel hair dryer is rechargeable and does not require a power cord, offering more convenience during use. 【Adjustable Temperature】: The hair dryer comes with adjustable hot and cold settings to cater to your specific needs. 【Portable】: Designed to be compact and lightweight, this hair blow dryer is easy to carry around - ideal for travel use. Specification: Rated power:500W Rated voltage:220V Noise:36-45dB  Wind speed level:2 levels Size Chart: 18cmx14.5cm/7.09inchx5.71inch Package Includes: 1 Hair Dryer 1 instruction Manual 1 USB Cable 1 Power Cord Note: Please allow slightly errors due to manual measurement and different monitors.