Wastou Desk Fan, USB Rechargeable Battery Operated Table Fan, 10000mAh Portable Powerful Personal Cooling Fan Stepless Speed Rotatable Head Silent Fan for Bedroom Office and Desktop (White) - Shenzhen Chinaunion Technology Co., Ltd., ZLS-F11D

• 💦【Stepless Speed Regulation】 This desk fan offers stepless speed regulation with no specific wind speed limit. The built-in motor can be adjusted from 1800 to 4000 RPM, providing a good amount of cooling air, so you can enjoy a comfortable breeze and say goodbye to sweltering summer days. 💦【270° Oscillation & 90° Up Adjustable】The table fan can oscillate left and right for 270° automatically, sweeping more areas in the room with a smooth breeze for effective personal cooling. It can also oscillate up 90° and down 15° manually, making it suitable for personal or shared use. 💦【10000mAh Large Battery Capacity】This table oscillating fan has a long working time of 9.5-30 hours depending on wind speeds, and if operating with head shaking, it can last for 8-18 hours. It's perfect for use in your living room, bedroom, kitchen, or office, outdoors. 💦【USB-Powered & Compact】This small desk fan comes with a type-c USB cable, allowing you to charge it by PC/laptop, power bank, AC adapter, wall charger, and other USB-enabled power supplies. Its compact size and small base make it ideal for use in any room or corner of your home, RV, or outdoors. 💦【Quiet Operation】Unlike other desk fans that can be noisy and disruptive, our portable mini tower fan is designed to be low-noise. The tower fan's motor has been modified to generate less noise, allowing for comfortable use in an office or bedroom without disturbing your work or sleep.