ion>
                      </select>
                      <span>
                        <i id="refreshRateChange" class="fa fa-check green-icon" aria-hidden="true" style="margin-top: 7px; display: none;"></i>
                      </span>
                    </div>
                  </div>
                </div>
                <div>
                  <a type="button" class="btn btn-default btn-sm" ng-click="$ctrl.settings.open = false;">
                    关闭
                  </a>
                <