Dimensions: 140 x 190 x 42 mm Color: black Material: environmentally friendly ABS Package content: 1 * fan Battery and USB supply: The battery-operated USB fan more for your personal desk has a built-in rechargeable 2200 mAh Li-Ion battery. The personal USB fan is powered via USB and is compatible with power bank, PC / laptop, power supply unit, car charger, etc. Three speed levels adjustable: The personal fan has a low / medium / high speed setting. Set the appropriate fan speed by repeatedly pressing the On / Off button. The third gear, which can be equipped with variable speed gives you more choice in different temperature environments. 2-in-1 versatile and versatile: clip / stand 2-in-1 design means you can use the fan anywhere and can be positioned or hung at any desired location at any time, ideal for studying, working, sleeping, barbecuing, camping, dormitory, cooking, etc. Flexible rotation: We would like to meet your different needs. Take into account requirements. The fan head can be rotated horizontally and vertically and provides wind in any desired direction to cool you down quickly. Strong airflow and undisturbed. Sp & uuml; Cut the strong airflow from a distance. The USB table fan has a silent structure that is extremely silent while providing a strong airflow. It is a calm and good friend to study, work and sleep.