Specification: Origin: Mainland China Color: Black/White (optional) Material: ABS Bearing type: Hydraulic bearing Speed: 1800RPM Fan noise: 26.28dB (A) Fan pressure: 1.66mmH2O Fan volume: 61.65CFM Interface: Need to connect to the motherboard or controller 5V 3-pin light control interface MTTF: 40000 hours Light interface: 3-pin Power interface: 4-pin Rated voltage: 12VDC Rated current: 0.25A Number of pages: 7 Dimensions: 120.00x120.00x25.00mm/4.72x4.72x0.98inch Note: Due to different monitor settings and lighting conditions, the actual color of the item may vary slightly from the pictures. Thanks for your understanding! Please allow a 1-2 cm difference in measurements due to manual measuring. Included: 1*Cooling Fan 2Pcs*Power Cords 4Pcs*Screws 1.Sophisticated Lighting: Featuring classic axial CD patterns with minimalistic dual-section lighting on the front and cohesive line illumination on the side, this RGB case fan allows for personalized light effects synchronized with your motherboard. 2.Whisper-Quiet Operation: With a noise level of just 26.28dB(A), this case cooler fan employs PWM intelligent temperature control for ultra-quiet performance, ensuring a distraction-free environment. 3.Easy Daisy-Chaining: The innovative male-to-female connector design of this PWM silent computer fan simplifies the process of linking multiple fans together, creating a seamless and efficient cooling system. 4.Enhanced Vibration Damping: Equipped with eight external shock pads, this CPU cooling fan reduces resonance and wear, extending the life of your system while maintaining peak performance. 5.Hydraulic Bearing Stability: The hydraulic bearing construction of this computer chassis fan delivers a smoother and more stable operation, complemented by the ability to control and preview lighting effects with the Current effect software.