Features:

Small and portable

Hidden retractable design

USB powered

4 kinds of interface,it can be applied to all kinds of laptops

4pcs foot pad,put them under the laptop to keep steady

Extend the service life of laptop

Specifications:

Overall Dimension:165*81*21MM

Material:ABS

Voltage rating: 5V DC

Fan speed: 3000 ±10%RPM

Cooling method:Air cooled

Color:Black,blue,white,brown