USB fan: the fan is charged via USB. The USB cable has a length of up to 1.2 meters. It can be connected to a mobile power source, laptop or other USB port. Provides maximum portability and the ability to use it anytime and anywhere. 360 + 180 rotation: The mini fan can be rotated 360 up and down, and horizontally rotated 180 . So when it gets hot, you can enjoy the breeze in all directions. Wind speed selection: the two-head fan is equipped with two buttons that control the wind speed of both fans. The fan has three options for speed: calm wind, natural wind and strong wind, which can be adjusted according to your current situation. Quality assurance: all metal constructions for durability. The powerful brushless axial motor with 3 aluminum fins generates an airflow of up to 3.0 m / sec, keeping you cool and relaxed. Mini fan: when the hot summer comes back, a portable fan is a very good thing to have. When camping, driving, learning, fishing, sleeping, it is undoubtedly the best option as it offers a breeze but also saves energy so you can lead a healthy, green life. Specifications: Input voltage / current: 5 V / 2 A. Maximum power output: 10 W. Material: ABS plastic. Item weight: 720 g. Product dimensions: 34 x 14.5 x 14.5 cm. Cable length: 135 cm. Please note: - Please keep the fan away from liquids and heat sources. - If you turn the fan, please be careful not to use too much force. Box contents: 1 x dual-head USB fan. 1 x user manual (in English).