The structure of this fans is unique and fashionable. • Using the brush and slotless motor, to ensure the high winds and long-life. Intelligeant control system, reliable performance , which is fully functional and easy operation. Standard USB interface, can mix and match digital devices, such as: desktop computers, laptops, USB connector, car charger and so on, plug and play The fan is operated by USB of Rechargeable Battery and charge via An Android charger. Using the international standard 18650 capacity lithium batteries, that can be recycled and low cost, more universal. Using the brush less motor industrial grade fans, high winds and long life have adequate safeguards.Using the duplex layout and SMT manufacturing crafts, the performance will more stable and reliable.International standard 18650 capacity lithium battery provides exceptionally long using time and strong power output.The integration design, simple appearance, solid structure, it is realize the huge wind capacity fan portable, more confidence in the transport and using. Brand other SKU OT776EL0FJHA4NAFAMZ-198942