Specifications:
Fan Dimension: 30x30x7.5 mm (LxWxH)
Wire Length: 2.6 inches (66mm)
Connector: One-to-Two pin
Color: Black
Operating Voltage: DC 3.3V - 5V
Start up Voltage: DC 3V
Noise Level: 15.92dBA
Life Time: 30,000 hours
Bearing Type: Sleeve
Connector: 2 pin
Speed: 6000RPM±10%
Airflow: 5m?/h
Noise Level: 18dba±10% Suitable for Raspberry Pi B / RPi B+ / RPi A+ / RPi 2 and RPi 3 Model B+ / RPi 3 / RPi 4/ RPi Zero/Zero W Package Included:
6 x Cooling Fan
24 x Nuts
24 x Screw

• Super Quiet: Cooling fan run smoothly(15.92dBA), Long life (30,000 hours) keep CPU safe without overheating.
• Unique Terminal Interface: Come with two terminals, Their connectors are separated, One-to-Two interface, you can choose 3.3V or 5V. According to the voltage requirements in accordance with your needs to choose to use.
• Perfect Cooling Tool: Offer for your other experimental tools to quickly dissipate heat and will extend the working life of your other development boards!
• Installation Screws Included: Don't need to purchase screws by yourself. Intimate service, easy to install!
• Widespread Use: for Raspberry Pi fan, for Raspberry Pi zero w heatsink, suitable for Raspberry Pi 2/ RPi 3/3B+ and RPi Zero/Zero. Not only for Raspberry Pi but also for cooling of a desert traversing robot project. It just another addition to them fleet. Will works wonderfully!