Feature: 1.3 ADJUSTABLE SPEED LEVEL & 2 MODES-Excitingus USB mini fan with 10pcs fan blades 3 speed setting can satisfy all your needs from breeze to hurricane, strong airflow keeps you cool. Dual and single wind turbines modes can be switched at will, to provide you with a different experience. 2.DOUBLE FAN BLADEs & LOW DECIBEL-The fan delivers powerful wind power through an innovative double-blades design. The fan produces a great air and runs very quietly. Wind power up to 36km/h, greatly reducing noise. It works quietly below 40 decibels and it will not disturb your work and sleep. 3.PLEASANR AROMA-The rear shell built in aromatherapy tables. Drops of your favorite essential oil and let the fragrance surround you. At the same time as accelerating air circulation, it is an aromatherapy machine. 4.360 Rotation: 360 up and down, free angle adjustment. Small USB Fan can provide cooling from various directions. 5.MUTI CHARGING MODES-Compatible with computers, laptops, portable chargers and other devices with usb output. Powered Only by a USB cable. For better performance, 2A USB port is highly recommend. Portable bedrooms, dining rooms and so on. you can carry it to wherever you go, as long as there are available USB ports. Perfect fan for the office, home, dorm, study, library, games room. Specification: 1.Material: ABS + silica gel 2.Product size: 11.5*4.6*23CM 3.Product packaging: 118*230*58mm 4.the outer box size: 61 * 37.5 * 48.5CM 5.single net weight / gross weight: 292g / 337g 6.style / color: gray, pinks, green 7.input voltage: DC5V 8.working current: 0.4-1.6A 9.the use of power: 2-7w, voltage: 5V-1Aincludes:1 x Double-headed aromatherapy fan 1 x Instruction manual