Features: Come with a charging base, which not only can fix the fan, but also makes it more convenient to charged, so you can also put it on desk for cooling, it can work while charging too. Power bank handle design, built-in 1200mAh rechargeable battery, it can be a useful partner when you need emergency charging, perfect for travel and other outdoor activiites. Adopted the advanced technology, it lasts for 12 hours after about 3 hours full charge, which is enough for personal use to keep you cool. 5V/1A USB output port makes the mini fan a power bank(1200mAh) in emergency, supplying power for mobile phone, MP3, or for iPod, etc. With no frame design, makes the noise to 50 db which cause no bothering during work. Specifications: Weight:134g/0.29lb Colors: Blue/Pink/Red/White Type:USB Fan Size:13X38cm/5.11X14.96inches Material:Plastic Work Current:1 A Output Voltage: 5V Note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Package includes: 1X Mini Fan 1X USB Cable