Vaneless Circulating Fan Desktop Ground Mounted USB Charging Desktop Fan Turbine Fan Dormitory Outdoor Features: Breaking through space limitations, providing indoor and outdoor ventilation, replenishing in the surroundings, breathing fresh, and providing physical and mental comfort. Circulating , balancing the temperature of the entire room, equipped with conditioning, quickly balancing indoor temperature while saving energy and electricity. Brushless high-speed motor, shaped turbine for strong wind gathering, brushless motor drives the fan blades to rotate, making the fan low-noise while the wind is and . High energy supply, 1350rpm high-speed , large volume, stable supply, , long service life, energy-saving supply, efficient , low energy consumption. 3-speed wind mode, suitable for different needs, with one click control of 3 modes to choose from, suitable for different needs: sleep wind, natural wind comfortable wind, strong wind. 1-speed sleep wind, 2-speed natural wind, and 3-speed strong wind. Strict selection of new energy lithium batteries, the lead in using new energy 18650 core cells, with longer battery life and continuous online charging. The 2400mAh battery has a long battery life and a charging time of about 2.5 hours. Multiple power supply , USB convenient charging port, fast charging interface, can be charged and used at any time, meeting the needs of daily travel. Product Description: head function: manual adjustment of up and down multiple angles Product gear: 3rd gear wind speed adjustment Input voltage: 5V/1A Battery capacity: 2400mAh Charging time: approximately 2.5 hours Product size: 20.5 * 18.5 * 29cm (desktop) 20.5 * 18.5 * 42cm (vertical) The product includes: 1x bladeless circulating fan and 1x data cable Small Table Fan Mini Portable Tower Fan Adjustable Quiet Desktop Fan USB Fan for Office Dorm USB Clip-On Fan for Home Office and Outdoor Cool Needs Hanging Charging Portable Outdoor Neck Fan Brushless Silent Fan Desktop Fan USB Rechargeable Office Outdoor Camping Portable Handheld Fan