 const byte MULT_B = 43;
 const byte MULT_C = 40;
 
-const int id = 1;
 
 // Analog I/O pins
 const byte LIGHT = A13; // Not currently used

    len++;
    sprintf(&buffer[len], "ORP:");
    len = strlen(buffer);
    dtostrf(orp, 1, 2, &buffer[len]);
    len = strlen(buffer);
    sprintf(&buffer[len], ":mV");

    // Add ec 
    len = strlen(buffer);

char destination[] = "5511947459448";

// Destination URL of the HTTP POST
char http_post_url[] = "http://rede.infoamazonia.org/api/v1/measurements/new";

// Id of the device
char id[] = "+551199999991";

// Time elapsed since last measurement (in seconds)
int time_elapsed = 0;
