• ★ 50 x 50 x 10 mm Quiet cooling fan, 5/12/24v, 3000±10% RPM, 11.89 CFM, they are durable and you don't need to buy another small fan in the next 70,000 hours
• 【Precision Bearing】: High precision, long life and low noise sleeve bearings are adopted. High temperature resistance, stable operation, long service life. 5/12/24V DC fan Dual Ball Bearing Thermal Fan,2pin,UL Certified, Long life ,Low Speed,Quiet
• 【Wide Range of Applications】: Use these 23 dB cooling fans to get near-silent operation. Suitable for hot end cooling, ideal replacement for 5/12/24V 5cm fans in 3D printers, DVD players, small communication devices for heat radiation, PC CPU server, DVRs, switches, cooling capacity, other network and storage devices, etc
• 【Strong Wind】: 2Pin DC Cooling Fan, the high-intensity fan blade design uses a powerful wind pressure to concentrate the airflow through the concept of providing a powerful airflow for your machine to cool properly, airflow up to 11.89 CFM will provide you with fast cooling
• ★ You will need a battery pack/power supply that supplies 5/12/24v dc and has a capacity sufficient to provide 100ma to make the fans run. A 2.5mm pitch 2-pin connector makes it compatible with your computer motherboard or 3D printer power system

Alinan Silent Brushless Cooling Fan
(Pack of 6) 50x50x10mm Sleeve Bearing 7 Blades
★Satisfaction Guarantee: If you have any questions during use, we provide free replacement and technology supports. Please feel free to contact us and we will reply you immediately
Specification:
Working Voltage: DC 5/12/24V
Working Current: 0.1A
Voltage Range: 5.0~13.2 VDC
Operating Temperature: -10°C～70°C
Air Flow: 8.5CFM
Speed: 3000±10% RPM
Air Pressure: 3.4mmH₂O
Noise: 23dB
Fan Size: 50 X 50 X 10mm / 1.97 X 1.97 X 0.39inch(LxWxT)
Expected Life: 70,000 Hours @ 40°C
Material:
Housing: Plastic(Black) UL94V-0
Impeller: Plastic(Black) UL94V-0
Bearing: Ball Bearing
Wires: UL1007 AWG26 +:Red, -:Black
Cable Length: 20cm Or 8 inches
Connecter: 2 Pin
Connector & Line length: XH2.54 – 11.8in(300mm)
Package Includes
6 x 5010 DC Brushless Cooling Fans