battery powered fan 2000mAH 180° Adjustable small desk fan battery powered 3 Speeds Strong slim usb fan for Office,Bedroom,Home,Desktop,CampingYellow 【Ultra Silent】small desk fan is designed with dense 5 blades, with quiet high-speed brushless motor, the lowest noise is close to 25 decibels, the wind speed is even and stable, you can hardly hear it, and higher gears will not disturb your tranquility. Whether you are working, studying or resting to sleep, you can enjoy peaceful and comfortable environment 【180 Vertical Rotation】The support of the slim USB fan can be rotated 180 degrees, no matter you put it on the table or hang it for use, it can adjust the wind direction from different angles to improve the air circulation in the room, and the stable triangular structure ensures that it is firmly fixed 【Dual Power】USB rechargeable fan has built-in 2000mAH battery to provide you with a portable use experience, or you can plug in the USB power supply for a long time working, and it only takes hours to fully charge using the USB C cable. The power indicator light is red when charging, and will turn green when fully charged 【3-speed wind speed adjustment】 Small rechargeable fan has 3 wind speeds adjustable by buttons, each press raises one gear, 1 speed: sleeping wind 2 speed: refreshing wind 3 speed: powerful wind. Can be adjusted according to your different ways of using in bedroom, office, desk 【List and Customer Service】 You will get a small battery operated fan,USB C cable,user guide. Please feel free to contact our customer service team if you have any problems during use, always reply within 24 hours! When the summer heat comes, a portable desktop fan with stylish looks and practicality is a must have companion for your summer life. Built-in high capacity 2000 mAh to ensure your long time use needs, and support Type-C input, so that your charging process more convenient. Supporting 180 degree vertical rotation, you can enjoy the company of fresh air as you like, whether in the office, outdoors or on the go!