Ultra-quiet, Lightweight fashion Push-button, USB Power Plug Up and Down, Pitch Angle Adjustment Ultra-low Power, wind Volum USB Mini fanUSB Plug DC5VUp and Down Pitch Angle Adjustment Colour : Green, Blue, Black, Yellow, Pink, Transparent Package: Colour box Features:1. Ultra-quiet design2. Pitch angle can be adjusted upwards or downwards3. with key switch4. The use of USB plug can be shared PC ...