Material: Metal 
<br />Voltage: DC 5V (USB) 
<br />Rated Current: 500mA 
<br />Rated Power: 2.5W 
<br />Wind Speed: 5m/s 
<br />Rotating Speed: 2300r/min 
<br />Size: 195 x 185 x 90 mm 
<br />Weight: 416g 
<br />Length of USB 
<br />Cable: 1.5m 
<br />Package included: 1 x USB Cooling Fan