It works with SCORE4 app and Scoreduino-B
A two teams/player scoreboard has 4 digits which gets a name for its app as ‘SCORE4’.
The left-hand side digits are displayed in RED and the right-hand side digits are displayed in GREEN or BLUE.
You can send a specific score on each display using the SCORE4 app. There are up and down buttons on the app to increase and decrease the scores respectively. There are also two tactile switches on the SCOREDUINO-B board to increase or decrease the scores on both sided displays.
The seven-segment displays of the scoreboards are available in the following sizes: