GeeekPi 2PCS Raspberry Pi 4 PWM Controllable Fan, Raspberry Pi PWM Speed Adjustment Fan 40x40x10mm, Raspberry Pi Speed Control Fan DC 5V 4010 Quiet Fan for Raspberry Pi 4, 3 B+, Pi 3 (Black)

Brand: GeeekPi

Color: Black

Features:

• Compatible with all Raspberry Pi series — Raspberry Pi 4,Pi 3, Pi 2, Pi Model B+,etc.
• High performance cooling fan — The DC 5V cooling fan run smoothly and quietly and it’s good for heat dissipation of Raspberry Pi. It can be assembled easily by screws.Fan Size:40x40x10mm;Acousitical Noise (AVG.):20.1dB(A)
• Support PWM Speed Regulation — This fan can be adjusted by PWM. The official Raspberry Pi OS supports the speed adjustment function. You can also control the speed of the fan by controlling the GPIO pin through a third-party program.
• Package Includes — 2 x 5V Adjustable speed fan for RPi;8 x M3x16 Lone screw;8 x M3 Nut

Details: Description:
This is a fan that can be adjusted by PWM.
The official Raspberry Pi OS supports the speed adjustment function.
You can also control the speed of the fan by controlling the GPIO pin through a third-party program.

How to configure fan in Raspberry Pi OS:
How to configure fan in Raspberry Pi OS,please refer to wiki:https://wiki.52pi.com/index.php/5V_Adjustable_speed_fan_for_RPi_SKU:_F-0011

Features:
Support PWM speed regulation
Silent fan
Reliable quality
Easy to configure

Specification:
Rated Voltage: DC 5V
Operation Voltage: DC 4.5~6V
Start-up Voltage: DC≤4 (At 25℃ power on/off)V
Current: 0.05±0.02A
Operation Current: 0.07±0.02A
Input Power:0.25W
Speed(At 25℃,To record speed afler fan running normal,This time about 3～5minutes): 4000±10%RPM
Air Flow(at zero static pressure): 4.27CFM
Air Pressure(at zero air flow):2.1mmH2O
Acousitical Noise (AVG.):20.1dB(A)
Insulation Type:CLASS A(105°)NA
Insulation Strength:Under the condition of 500V DC voltage, the impedance between the outer frame and the terminal line is not less than 10 Megohm
Dielectric Strength:Under the condition of 600V/50Hz alternating current for one minute, the current between the outer frame and the terminal line No more than 5MA
Life Expectancy:It is expected to be normal when the ambient temperature is 25℃ and the relative temperature is 15-65%RH 20,000 hours of work
Rotation:counterclockwise Logo side
Lead Wire:Black single DuPont terminal silicone black red blue wire 28# L=80mm

Package Includes:
2 x 5V Adjustable speed fan for RPi
8 x M2.5 Lone screw
8 x M2.5 Nut

Package Dimensions: 21x132x41