30pcs 4 Digit LED Display Tube 7 Segments TM1637 50x19mm Red Clock Display Colon RobotDyn for Arduino - products that wo

Feature This is a basic 4 digit 7 segment display module The display features double points in midle The decimal point per digit not active Module connecting to digital I O on 2 pins For Arduino use library TM1637 hPackage includes 30 x LED Display TubeSketch include TM1637 h include the TM1637 libraryTM1637 display 2 3 initialize the library for pins 2 3 void setup display init Start displaydisplay set 7 Setup brightness 0 to 7int8 t Disp 4 Dimension of digits void loop Disp 0 1 Write digits to dimensionDisp 1 2 Disp 2 3 Disp 3 4 display display Disp Show dimension digits to display