Ultra Quiet - The Blades design has been upgraded with new technology and high quality ABS, so this small desk fan advanced the sound 25percent quieter than others. The min noise is about 30 db, max noise is under 50 db, suitable to use in working and studying. 4 Speed Adjustable Wind - Experience customizable cooling and comfort with the 4 speed settings of our rechargeable fan portable. From a gentle breeze to a powerful gust, each airflow is crafted to cater to your needs. Especially the 4th speed variable frequency wind can provide the closest natural wind. Flexible Adjustment - The battery fan has a head that can rotate vertically and horizontally. to adjust to find the most comfortable Angle to use it. Colour:White Material:ABSandPCandPP Package Contents: 1 x Fan 1 x Charging cable 1 x Instructions in Chinese and English Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.