BLUBOON Clip On Fan Battery Operated Quiet Silent 5" Portable Stroller Fan (Black-7in) Come With 2pcs Replaceable and Rechargeable 2600mah Lg 18650 Batteries and a Usb Charging Cord The black plastic with subtle grilles and blade design looks classic Practically silent, quiet and controlled enough, perfect small fan for office, home, dorm, study, library, games room This mini desk fan is use the high intensity and toughness plastic which is very sturdy and shatterproof Quiet fan with brushless motor and ultra-balanced silent blade. Brings lots of wind and fresh air to keep you cool and relaxed This is a USB powered fan, no battery required. With 3.8 feet USB cable, it can be connected to a computer, laptop, AC adapter or with a portable charger