... 2)Remove flexibly 3)No noise 4)Good air-cooling, healthy,eco-friendly Mini tower fan,USB mini fan,desktop usb tower fan MINI TOWER FAN ---new upgrade versionUSB line ... the fan on a dry, level surface6) Press the power button to turn on or off it7) With 3 button function:(on ... the current speed 8) With common motor.9) With Oscillating function.10) multiple color to choose:red, black, blue, white or ...