Features: 
Mini Vacuum USB Cooler Air Extracting Cooling Fan for Notebook Laptop 
With this mini USB notebook cooling fan， your laptop can breathe easily. 
Compact， stylish， innovative design. 
Allows faster extraction of the hot air out of a running system， which stabilizes the operation of the NB and prolongs its lifetime. 
Universal clip for fastening USB power interfaces， compatible for all major NB brands. 
Light and handy， it is very convenient for storage and carrying. 
Blue LED light， shiny. 
180-Degree rotatable wind positions， allowing you switch freely for fan angles. 
Low energy & low noise. 
Rated Voltage: 5V DC(USB) 
Rated Speed: 3800±10%RPM (MAX)， 3000±10%RPM (MIN) 
Noise Level: <24 dBA (MIN)， <26 dBA (MAX) 

Specifications: 
Original box: NO 
Color: Black 
USB Cable length: 73cm 
Item size: 80*59*24 mm 
Net weight: 58g 
Package weight: 67g 

Packing content: 
1 x USB cooler for laptop