Flexible metal bellows, removable, adjustable angle at will, position control fan direction.USB interface, power consumption of less than 150mAh, just plug into the USB port and enjoy the cool breeze immediately. Applicable scope: laptop, mobile power, USB plug board, charging head, car charger, and other devices with USB ports. Made from abs material, measuring 12.2*4.1*1.4 inches, this custom creative snake metal hose usb fan. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. We offer logo printing and full packaging customization. Product Highlights: Compact size, lightweight, easy to carry.