DescriptionThis cooling fan is made of premium material, which can withstand the long-lasting use. Features the PBT material, which has high durability, not easy to deform. Fine workmanship, it ensures the practicality. It comes with simple structure, which offers you easy installation.Features- Color: Black . - Material: PBT. - Size: 8.00X8.00X2.50cm/ 3.14X3.14X0.98inch- Bearing: Hydraulic bearing. - Standard voltage: 12V. - Current: 0.41A. - Speeds: 4000RPM. - Air volume: 38.55CFM. - Maintain continuous operation time: 80,000 hours. - Fan interface: motherboard 4-pin interface. - Additional functions: Support speeds measurement, support PWM intelligent temperature control. - Made of premium material, fine workmanship, for durable and long-lasting use. - Possess sufficient heat dissipation air volume and wind pressure.- Large air volume fan blades, creative and scientific design, give you a good experience. - The cooling fan is suitable for chassis cooling, CPU radiator, power supply fan transformation, water cooling auxiliary, game console cooling, etc. - Practical heat sink, faster heat dissipation, give you a better experience.