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RPi-Relay-Board-(B)
Raspberry Pi 8 ch Relay Expansion Board
Gesture-Recognition-Sensor
Raspberry Pi Gesture recognition module also for arduino
Argon-Fan-HAT
Raspberry Pi 4 Model B Argon Fan HAT with Cooling Fan Function Power Switch
BB-Black-(Industrial)
Beaglebone BB Black Industrial development board AM3358 master embedded single computer board