Use the wjFlexChartBollingerBands binding to add BollingerBands object to your KnockoutJS applications. For example:

<p>Here is a BollingerBands:</p>
   <div data-bind="wjFinancialChart: { itemsSource: fData, bindingX: 'date'}">
        <div data-bind="wjFlexChartStochastic: { binding: 'high,low,open,close',kPeriod:14,dPeriod:3,smoothingPeriod: 1 }" ></div>
  </div>

The wjFlexChartBollingerBands binding supports all read-write properties and events of the BollingerBands class.