130 Rotatable Fan & Steady Flexible TripodThe small Octopus fan supports 130 rotation makes you get airflow from different directions so that keep you cool in any angle; Its designed not only a car fan for different cars, also a nice handheld & clip on fan for home, office, treadmill, golf cart, camping, travel, etc. Compared to similar fans, it's very convenient for you to use Strong Wind & Ultra QuietAdopted the advanced technology, the max rotating speed reaches to 2470 RPM to keep you cool always. The battery fan built with professional high performance brushless motor with faster speed, strong wind and low noise (below 57dB). Sweet Sleep and Coolness in Summer 3600mAh Large Capacity Battery & Fast ChargeBuilt-in 3600 mAh large capacity batteries provide 7-12 working hours duration according to the different 4 speeds; 3.5 h is enough to finish charging. USB Powered and Safe FanThis small fan runs on 5 volts DC, which is the USB standard. USB charging via a computer, laptop, mobile power, USB charger, mobile phone adapter, car charger, etc; Surge protection, and short circuit protection are included for safety.