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Feature
GND--groundVCC--power supply
DIO--data input and output
CLK--clock signal feet
Package include: 1 x 0.56 Inch TM1637 4-Bits Digital LED Clock Tube Display For Arduino Blue
Red 0.56 Inch TM1637 4-Bits Digital LED Display Clock Tube Display for Arduino
VCC--power supply
DIO--data input and output
CLK--clock signal feet
Package include: 1 x 0.56 Inch TM1637 4-Bits Digital LED Clock Tube Display For Arduino Blue