Cooling Fan Expansion Board Cooler with LED Light OLED for Raspberry Pi 4B/3B

Description:
100% brand new and high quality.
Feature:
Made of high-quality material, large size, strong wind power, better cooling effect.
Good heat dissipation effect, external expansion, RGB programming light, to better protect your mainboard.
It can provide multiple light modes command with three programming RGB light.
The rotary speed of the fan can be adjusted according to your needs, suitable for a variety of scenes.
The OLED display screen can show the operating situation of your devices, such as memory, CPU, temperature, IP address, hard disc capacity and ect in real time.
Plug and play, no other drivers required.
It is specially designed for Raspberry Pi 4B/3B.

Specifications:
Item Type: Cooling Fan
Material: Metal+Acrylic
Size: 65x55x22mm/2.5x2.1x0.8in
Color: Black
Optional Type: A: no OLED screen, B: with OLED screen
Compatible Models: for Raspberry Pi 4B/3B
Quantity: 1 Pc

Note:
No retail package.
Transition: 1cm=10mm=0.39inch
Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid.
Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!

Package Includes:
1 x Cooling Fan
1 x Some Accessories