220v to 12v cooling fan with high wind capacity and stepless speed regulation of 12cm suitable for router computer server cooling

Notice: This fan needs self-assembly. Contact customer service for assembly support if needed.Features:Quietly cools for Xbox,for PlayStation, TVs, receivers, modems, routers, DVRs, computer electronics, 3D printer enclosures, and other audio and video electronics.For air circulation, exhaust, and ventilation: cabinets, indoor plant rooms, mushroom houses, grow tents, barbecue grills, pet boxes, incubators, and wardrobe ventilation.Specifications:Dimensions: 120 x 120 x 25 mm (4.72 x 4.72 x 0.98 in)Bearings: oil bearingsVoltage: 12VCurrent: 0.25ANoise: 37dBLifespan: 50,000 hours