This is an unique design original, fashionable, powerful, potable battery clip fan. High quality motor, max wind speed 10.5ft/s, high speed and low noise, stepless speed regulation. Replaceable and rechargeable 1200mAh, 4 hours working time depend on different speed, USB charging from a computer, power band, USB charger, can be also powered by USB power source. It can 360 degrees vertical and horizontal rotation. It Can be Put or Clip on anywhere need cool wind.