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Are you still worrying about realizing the smart control of Raspberry Pi 3 without hardware module support? Now we have this smart learning expansion board for Raspberry Pi, it includes RGB LED module, DS1302 real-time clock module and adjustable temperature control DC fan module. You can learn the program of these three modules, and it does not require soldering, so it’s convenient for you to learn more about Raspberry Pi.
The smart fan and power expansion board is designed for DIY makers, especially for Raspberry Pi lover, compatible with Raspberry Pi 3/ 2B.
The fan is adjustable by the temperature automatically, environmental protection and energy saving.
Cooling fan can be replaced, please refer to fan specification.