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4-digit digital tube display module LED brightness adjustable with clock point

The module is a 12-pin 4-digit common anode digital tube (0.36 inch) display module with clock dots. The driver chip is TM1637. Only 2 signal lines are needed to enable the single-chip microcomputer to control the 4-digit 8-segment digital tube.

The module features are as follows:

  •      The display device is a 4-digit common anode red-digit digital tube
  •      Digital tube 8 levels gray scale adjustable
  •      The control interface level can be 5V or 3.3V