The TM1637 Driver Chip controls the 4 digits on this 7 segment LED Display. This TM1637 4 Bits Digital Tube LED Display Module can be controlled with only two connections. You can also power it with just two wires thanks to the I2C Bus, which frees up more pins on your MicroController to attach other stuff.
The TM1637 4 Bits Digital Tube LED Display Module is a cost-effective way to display output data of DIY projects. Despite the fact that the data shown is limited to numbers, users can still display some characters such as A, B, C, etc.
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(Note: Product Image are shown for illustrative purposes only and may different from the actual product)