K31 Ultra-thin USB Powered 1-Fan Cooling Pad for 14 inch Laptops - Black
140 mm ultra large fan low noise super cooling; Ultra thin design is very portable convenient to carry; High strength material application is very stable. Apply to under 14 inch laptop heat dissipation. Rated voltage: DC 5 V. Operating voltage: DC 4.5 ~ 5 V ; Rated current: 0.13A. Input power: 0.65W. Maximum air volume: 47.35 CFM. Noise: 21dB.