Features：
Ergonomic design:
With the sturdy engineering structure,offers 5 different height settings for laptop users better viewing angle
Ease the pains of neck and wrist for heavy users
Optimal cooling performance:
Metal mesh surface with built-in 15cm silent fan(without fan frame) performs ultimate thermal solution
Adjustable fan speed control & on-off switch adapts to various working environments
Great compatibility:
Two anti-slip props with adjustable width settings' design are specially for accommodating from netbook to large size notebook,including wide screen
Easy front I/O port access for all types of laptops

Specifications：
Product Dimensions:  370 * 265 * 57 mm
Fan Size:                   150 * 150 * 20 mm
Rated voltage:             5VDC
Input Power:                1.75W
Fan Speed​​:                  700~800RPM