Features: Quiet design: Advanced brushless motor technology is adopted to ensure that the fan operates with a noise level as low as 20 decibels. Solved the problem of traditional fan noise disturbances, suitable for office and study place that require a quiet environment. USB Power Supply: Supports wide ranges of USB interfaces for power supply, without the need for dedicated power socket. Users can easily connect to laptops, power adapters and other devices, suitable for various scenario such as travel and business trip. Wall hanging function: Unique wall hanging design saves desktop space while providing flexible installation ways. Quick installation without tools, suitable for small offices or dormitories with limited space. Night light mode: Equipped with soft LED lighting, the night light mode can be turned on separately to provide warm illumination. Addressing the lighting needs during night use, suitable for reading at night or as a bedside lamp. Minimalist appearance: The modern minimalist design seamlessly blends with various interior decoration styles. Suitable for users who love a minimalist style, adding charm to both home and office environment. Specifications: Material: ABS Craft: quiet design Battery capacity: 4000mAh Parameters: USB power supply Power: 5W Input: 5V Size: approx. 155x148x62mm/6.1x5.82x2.44inch Color: refer pictures to selection please Practicality: Desktop use, Indoor wall hanging, Portable design is suitable for use in multiple scenario, Night light function is suitable for use at night Package Includes: 1 Piece Desktop USB Fan 1 Piece USB Power Cord (length 1m/3.28ft) 1 Piece Wall Mount 2Pcs Installation Screws (M4x10mm) 1 Piece User Manual note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.