Specification:
Item Type: 4 Digit Tube
Material: PCB board
Application: LED digital display
Digits: 4 Digit 7 segment
Controller: 74HC595
Connection Module: 2 Pins connect to digital I O
Use Library: TM1637.h
Voltage: 5V
Color: Blue
Package List:
1 x 4 Digit Tube
1 x Pin Header