4 digit tube display module LED brightness adjustable belt hour fittings building blocks
The module is a 12-foot 4-bit co-positive digital tube with clock points (0.36 inches) display module, the driver chip is TM1637, only two signal lines can make the single-chip microcomputer control 4-bit 8-segment digital tube.
The modules are as follows:
The display is a 4 bit common Yang red numeral tube.
8 level gray scale adjustable digital tube
The control interface level can be 5V or 3.3V.
4 M2 screw positioning holes for easy installation.

spesification

Four digital display with clock module LED brightness adjustable point fitting blocks.

The module is a 12-foot clock with point 4 common anode digital tube (0.36 inches) display module, driver chip TM1637, only two signal lines can make the MCU control four 8-segment.
Module features are as follows:

Display device is a red four common anode digital tube
Digital tube 8 adjustable gray
Level control interface for 5V or 3.3V
Four M2 screws positioning holes for easy installation
Supply :voltage 3.3-5-5.5VDC
Current: 30-80mA
Size :42X24X12mm
Weight: 20g