The fan offers three adjustable speed settings to meet different cooling needs, whether you are working, studying or relaxing. The product material is ABS + PP. Rated voltage/current: 5V/0.65A. Rated voltage/current: 5V/0.65A. Charging method: TYPE-C 1A input. Rated power: 3.2W. Battery capacity: 18650 (1200mAh). Charging time: 3 hours. Usage time: 3.5 - 6 hours. It can precisely direct the airflow to the desired location and is suitable for various heights and layouts of office desks