The smartLED is a 4-digit 7-segment display encased in a 9V red battery box.
It is connected to the RoboTX controller through I²C and displays decimal and hexa-decimal numbers or any combination of the segments.
The 9V red battery box makes it perfect to be included in a fischertechnik model.
Learn more about the SmartLED display and the driver for RoboPro.
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