160mm ultra large fan, low noise, super cooling; Bright color design, very stylish; High strength material application, very stable; Apply to under 15 inch laptops for heat dissipation; Rated voltage: DC 5V; Operating voltage: DC 4.5~5 V; Rated current: 0.29A; Input power: 1.45W; Maximum air volume: 57 CFM; Noise: 23.5 dB.