function buildFeaturePlugConnectedBoiler(name, externalId) {
  return {
    name: `${name} connected boiler`,
    external_id: `${externalId}:plug_connected_boiler`,
    selector: `${externalId}:plug_connected_boiler`,
    category: DEVICE_FEATURE_CATEGORIES.SWITCH,
    type: DEVICE_FEATURE_TYPES.SWITCH.BINARY,
    read_only: true,
    keep_history: true,
    has_feedback: false,
    min: 0,
    max: 1,
  };
}
@description Transforms Netatmo feature as Gladys feature. Plug connected boiler.
@param {string} name - Name device from Netatmo.
@param {string} externalId - Gladys external ID.
@returns {object} Gladys feature or undefined.
@example
buildFeaturePlugConnectedBoiler(device_name, 'netatmo:device_id');