Item Name: USB Cooling Fan <br> <br> Material: ABS <br> <br> Type: G20 4000mAh/G30 6000mAh (Optional) <br> <br> Type G20 4000mAh: <br> <br> Battery Capacity: 4000mAh (Included) <br> <br> Output Power: 3.6W <br> <br> Motor Speed: High Wind Speed: 5000rpm, Medium Wind Speed: 4300rpm, Low Wind Speed: 3600rpm <br> <br> Battery Life: about 3H for High Wind Speed, 6H for Medium Wind Speed, 15H for Low Wind Speed <br> <br> Charging Time: about 3-4 Hours <br> <br> Input: DC 5V <br> <br> Type G30 6000mAh: <br> <br> Battery Capacity: 6000mAh (Included) <br> <br> Output Power: 3.6W <br> <br> Motor Speed: High Wind Speed: 5100rpm, Medium Wind Speed: 4400rpm, Low Wind Speed: 3800rpm <br> <br> Battery Life: about 4.5H for High Wind Speed, 9H for Medium Wind Speed, 23H for Low Wind Speed <br> <br> Charging Time: about 3-4 Hours <br> <br> Input: DC 5V <br> <br> Features: Rechargeable, Portable, Air Cooler <br> <br> Size: 10.1cm x 7.7cm x 3.6cm/3.98" x 3.03" x 1.42" (Approx.) <br> <br> &nbsp; <br> <br> <br> <br> <br> <br> &nbsp; <br> <br> <br> <br> &nbsp; <br> <br> Specifications: <br> <br> 100% brand new and high quality <br> <br> Built-in rechargeable battery, long using time. <br> <br> Free your hands. You can hang it around your neck, or fix it on the wrist or waist. <br> <br> Suitable for travel, outdoor sports, indoor work, delivery and so on. <br> <br> Package Included: <br> <br> 1 x USB Cooling Fan <br> <br> 1 x USB Cable <br> <br> 1 x Lanyard <br> <br> 1 x User Manual <br> <br> Notes: <br> <br> Due to the light and screen setting difference, the item's color may be slightly different from the pictures. <br> <br> Please allow slight dimension difference due to different manual measurement. <br> &nbsp; <br> <br> &nbsp; <br> <br> &nbsp;