Features：
Iron mesh + plastic material, durable, excellent heat dissipation, with a strong cooling system
Three gears height adjustment
USB - powered
Available for 14-17inch laptop

Specifications：

Overall Dimension:390*280*28mm

-2 big Fans -dimension:125*125*15mm(2pcs)
                               
-2 small fans dimension:70*70*15mm(2pcs)

-Material:ABS+PC plastic and iron net

-Fan speed: 1500 ±10%RPM

-Optional Speeder and LCD