Features:1. Small Desk Fan: Beautifully designed lightweight and portable fan. Mini size: 21x20cm for maximum comfort2. One button to easily control the wind level choose the wind direction you want by 360 degree tilt rotation 3. Ultra-Quiet Fan - The USB desktop fan is designed to be ultra-quiet with a quiet construction while providing high airflow. Quiet desk fans are more suitable for your work or sleep without disturbing you. Quieter and more powerful4. USB Powered Fan: This portable fan is powered by USB and is compatible with PC Power Banks Car Charger other USB-enabled power supplies etc. Perfect mini fan for home car office desk camping or travel5. PORTABLE AND NO NOISE: This portable desk fan is lightweight and compact so you can take it anywhere. Low noise design provides you with quiet enjoyment. Perfect for use at home office desktop camping or traveling.Notice:1.Actual color may be slightly different from the image due to different monitor and light effect2.Please allow 1-3cm deviation due to manual measurementDescription:Battery voltage: 3.7VPower supply mode: USB data cableWorking time: about 2-5 hoursVoltage input: 5V1AProduct material: ABSHow to use: USB cable/Lithiums battery Power: 4.5WAir supply angle: 360 adjustable angleSize: 20*7*21cmWeight: 410g includes: 1x Portable Personal Fan"