Features: Energy Efficient Cooling: This household desktop cooling fan utilizes advanced technology to deliver powerful airflow while saving energy, ideal for maintaining a comfortable environment without high electricity costs. Quiet Operation: Designed for minimal disruption, the usb charging desktop air cooler operates with low noise levels, making it perfect for use in dormitories, offices, or bedrooms where noise sensitivity is a concern. Portable and Space-Saving: Compact and lightweight, this portable dormitory small tower fan is easy to move and fits neatly on desks or tables, providing efficient cooling wherever needed without taking up much space. High Efficiency and Low Noise: Engineered for optimal performance, the high efficiency, low noise electric fan ensures powerful air circulation with minimal disturbance, enhancing comfort during hot summer days. Versatile Usage: Whether for home, office, or gifting, this powerful ultra-quiet table tower fan offers versatile functionality, combining energy-saving features with effective cooling performance for daily use. Specification: Input Power: 5V/1.8A Battery Capacity: 4000 mAh Material: ABS Height: 26.8cm Notes: Please allow slight tolerances in size due to manual measurement, and lighting in photography may result in a difference in color than in real. Include: 1*Cooling Fan 1*USB Cable