Yahboom Raspberry Pi Quiet Cooling Fan for Raspberry Pi 4B 3B+ 3B Intelligent Temperature Control Programmable RGB（OLED Display Not Include）
Brand: Yahboom
Color: RGB

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. 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 expand 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, RGB lights.

Random gifts: We will randomly select packages to give away the OLED screen matched with Raspberry Pi Cooling Fan. Perhaps the next lucky one is you.
The speed of the cooling fan can be changed according to the temperature of the raspberry PI through code programming, which can better ensure that your Raspberry Pi is running at a safe temperature.No wiring！No waste of IO port！It also expand Raspberry Pi 40pin header and can be used to connect to other devices.
There are three high brightness RGB lights on the temperature control expansion board. Through programming, you can not only change the color, but also use different color lights to represent different temperatures.
The Raspberry Pi cooling hat driver package is already installed and is suitable for all Raspberry Pi system images, while Yahboom offers all the necessary courses.★★★Important Note: Only the RGB lights will be on after the Raspberry Pi hat is powered on. You must run the program provided by Yaboom before the fan will rotate according to the temperature of the Raspberry Pi board. If you do not run the program, your fan will not rotate! ★★★
The design of the Raspberry Pi IO port is not affected. Improved design, the fan runs absolutely quiet at any stage, please rest assured to order. How to email us Plz click "Yahboom" and click "Ask a question" to email us! Looking forward to your consultation!