private SpeedometerView speedometer;

  // Customize SpeedometerView
  speedometer = (SpeedometerView) v.findViewById(R.id.speedometer);
  
  // Add label converter
  speedometer.setLabelConverter(new SpeedometerView.LabelConverter() {
      @Override
      public String getLabelFor(double progress, double maxProgress) {
          return String.valueOf((int) Math.round(progress));
      }
  });
  
  // configure value range and ticks
  speedometer.setMaxSpeed(300);
  speedometer.setMajorTickStep(30);
  speedometer.setMinorTicks(2);
  
  // Configure value range colors
  speedometer.addColoredRange(30, 140, Color.GREEN);
  speedometer.addColoredRange(140, 180, Color.YELLOW);
  speedometer.addColoredRange(180, 400, Color.RED);