1、Add 8 damping feet at the 4 corners to effectively reduce the resonance noise between the fan and the chassis. 2、With unique personality of magic cube. 3、With multi-level lighting, it looks glaring and comfortable, showing a cool personality. 4、11 fan blade design, large air volume, good temperature control effect and quiet. 5、Closed hydraulic circuit with a service life of up to 40,000 hours. Features: 1. Add 8 damping feet at the 4 corners to effectively reduce the resonance noise between the fan and the chassis. 2. With unique personality of magic cube. 3. With multi-level lighting, it looks glaring and comfortable, showing a cool personality. 4. 11 fan blade design, large air volume, good temperature control effect and quiet. 5. Closed hydraulic circuit with a service life of up to 40,000 hours. Specifications: Fan size: Approx. 12*12*2.5cm/4.72*4.72*0.98in Bearing type: hydraulic (Hydrablic) Speed: 1100±10 Noise value: 28dBA Life expectancy: 40,000 hours Rated voltage: 12VDC Cooling method: air cooling Interface: 3 small pin + big 4pin Package List: 1 * Fan 1 * Screw Bag