Welcome to my store, I hope you have a great shopping experience here. We will keep updating a lot of new products, and there is definitely one for you. Item Name: Mini Fan Input Voltage: 5V Input Current: 1A Rated Power: 5W Plug Interface: Micro USB Battery Capacity: Built-in 2400mAh Rechargeable Battery (Included) Usage Time: First Level: 4.5 Hours, Second Level: 3 Hours, Third Level: 2.5 Hours Features: Low Noise, Large Air Volume, Bladeless Size Details: 21.8cm x 14cm x 4.7cm/8.58" x 5.51" x 1.85" (Approx.) Specifications: It is suitable for outdoor, travel, office, home, running, sports. Made of high quality ABS material, this product is lightweight and durable to use. Mini size and light weight enable this mini fan to be carried conveniently to allow you enjoy cool wind at anytime and anywhere. The length of the product is 21.8cm, the width is 14cm, and the height is 4.7cm. The portable fan is marked by quad-core motor design, so it can achieve large air volume to cool down quickly. Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Mini Fan 1 x USB Cable 1 x User Manual