This is a basic, 4-digit 7-segment display module .
Module connecting to digital I/O on 2 pins.
For Arduino use library: TM1637.h
color: WHITE
Package included:
1*4-Digit LED 0.56″ 7 Segments Display Tube TM1637 Clock Double dots Module size 0.56inch For Arduino
OLED LCD LED Display Module 128X64
3x2 mm Neodimium Magnit 



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