   {
     INITIAL_TIME_MS,
     0,
-    0,
     TFT(cs_1, dc_1, rst_1),
     btn_1,
     "",

  },
  {
    INITIAL_TIME_MS,
    0,
    0,
    TFT(cs_2, dc_2, rst_2),
    btn_2,

typedef struct {
  long time_remaining_ms;
  long last_update_ms;
  TFT tft;
  int button_pin;
  char display_time[12];
