$2.90
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The module is a 12-pin display module with a 4-point common digital tube (0.36 inch) with a clock point. The driver chip is TM1637. It only needs 2 signal lines to enable the MCU to control the 4-bit 8- Segment digital tube.
The module features are as follows:
Display device is 4-digit yang red digital tube
Digital tube 8-level grayscale adjustable
Control interface level can be 5V or 3.3V
4 M2 screw positioning holes for easy installation
