REES52 Raspberry Pi 4B/3B+/3B Cooling Fan Hat with Intelligent Temperature Control, Programmable RGB Light, I2C OLED Real-time Display

Price: ₹2,700 - ₹2,049.00
(as of Dec 13, 2025 09:10:29 UTC – Details)


Description:
This is a Multi-function cooling expansion board designed for the Raspberry Pi board. It is perfectly compatible with the 4B/3B+/3B to protect Raspberry Pi and extends its life. A 4pin IIC interface for OLED display, which can real-time display CPU temperature, CPU usage, hard disk space, memory and IP address. The large-size cooling fan on the board with strong wind power, it can make Raspberry Pi can run more stably by automatically adjust the speed according to the CPU temperature. 3 high-brightness RGB programming lights on the bottom of the expansion board, which can realize following lights, breathing lights, marquees and so on. It also expandS Raspberry Pi 40pin header and can be used to connect to other devices. We will provide a driver package for all Raspberry Pi images, which is convenient for users to drive fans, OLED displays, RGB lights.
Features:
Perfectly compatible with Raspberry Pi 4B/3B+/3B, not occupy any Raspberry Pi pin, not occupy heat sink space.
The powerful fan on the board can automatically adjust the speed according to the CPU temperature to control the air volume. Support OLED display, which can display the running status of Raspberry Pi in real-time.
High-brightness RGB lights to enhance the aesthetic appearance, but also to achieve a variety of funny lighting gameplay.
A driver package that can drive all the functions of the expansion board, as well as program source code and tutorials will be provided.
Package Included:
1 x Raspberry Pi Cooling Fan
1 x OLED Screen
4 x Copper Standoff
8 x Small Screws

Real-time display of OLED screen status : The OLED screen can display the actual CPU temperature, CPU usage, hard disk space, memory and IP address.
Programmable RGB lights : Onboard 3 high-brightness programmable RGB lights, which can provide multiple lighting mode commands through programming. You can even use the RGB light color to indicate the motherboard memory usage, CPU usage, temperature and other information.
Adjustable fan speed : The fan speed can be set freely. The factory default speed settings are as follows, and the fan speed in each temperature zone can be set by itself to meet various use occasions.
Standard or simplified version : The cooling fan has functions such as active cooling, external pin expansion, RGB programming, and motherboard protection.