Rechargeable USB Desk Fan with LED Display, Portable 5-Speed Ultra Quiet Table Fan Designed with comfort and convenience in mind, this stylish, space-saving cooling fan keeps you cool from every angle. Specifications: Dimensions: 185 x 83 x 170 mm Fan blade size: 7 pieces/130 mm Battery capacity: built-in 3600mAh battery Functions: 5 adjustable wind speeds/touch switch, 5 wind speeds continuous cycle Battery life: Level 1 wind volume about 10 hours, level 2 wind volume about 6 hours, level 3 wind volume about 4 hours, level 4 wind volume about 2.5 hours, level 5 wind volume about 4 hours (circulating wind) Charging time: about 4 hours Accessories: User manual x1, USB charging cable x1, punch-free wall sticker x1 Features: 1. 360-degree adjustable air circulation. 2. Quiet operation, noise less than 60dB. 3. LED display, touch control. 4. Can be mounted on the wall without drilling. 5.USB charging makes it portable and easy to use. Scope of application: office, kitchen, bedroom, dormitory, outdoor Versatile and Flexible: The fan can be placed on a table or mounted on the wall. Due to its sturdy bracket, it can be installed in uncommon places such as kitchen cabinets, bathroom walls, treadmill frames and even bedside tables, making it a perfect choice for people who often have high body temperatures. Powerful and Quiet: 5 levels of wind speed can be adjusted according to your needs, such as breeze or strong airflow. The noise level is as low as 25dB, ensuring a quiet environment in the office, bedroom or kitchen, and will not interfere with your work or leisure. Smart and Convenient operation: Equipped with a modern touch screen, displaying real-time wind speed and battery status, easy one-button control, suitable for all users. Long-lasting Battery Life, USB powered: The built-in 3600mAh rechargeable battery provides 2.5-10 hours of use, so you don't need to charge it frequently. It is USB powered, perfect for travel and camping. Safe, Soft, Adjustable: Equipped with 7 diagonal blades, it provides a gentle breeze while reducing noise. The invisible blade design protects little fingers, ensuring the safety of you and your pets. Its 360-degree adjustable design ensures even airflow, allowing you to sleep comfortably, and is an ideal choice for bedrooms, offices, desks, or dormitories.