Description: Product feature: Black metal net,durable. The item will occupy one of your computer USB interface,but the item can supply another USB interface for you. Supply ergonomics degrees for you ,0 degee and 12 degree,you can adjust the degree as you wish. Single fan,good for cooling your compute. Specification: Power: 3.5W Air Flow: 74.35 CFM Voltage: 5VDC Current: 0.70 +/- 10%A Rotational Speed: 1000+/- 10% RPM Fan Size: 140 x 140 x 15mm/ 5.5 x 5.5 x 0.6 in Size: 335 x 265 x 21mm/ 13 x 10.4 x 0.8 in.
