Can't have more than two timepickers? about ionic-timepicker HOT 4 CLOSED

 $scope.timepickerSettings1 = {
    format: 12,
    step: 1,
    callback: function(val) {
      if (typeof (val) === 'undefined') {
      } else {
        var selectedTime = new Date(val * 1000);
        $scope.parkingSpace.availableFrom = selectedTime.getUTCHours()+":"+selectedTime.getUTCMinutes();
        $scope.parkingSpace.from = val;
      }
    }
  };

  $scope.timepickerSettings2 = {
    format: 12,
    step: 1,
    callback: function(val) {
      if (typeof (val) === 'undefined') {
      } else {
        var selectedTime = new Date(val * 1000);
        $scope.parkingSpace.availableTo = selectedTime.getUTCHours()+":"+selectedTime.getUTCMinutes();
        $scope.parkingSpace.to = val;
      }
    }
  };

 <div class="col">
        <ionic-timepicker input-obj="timepickerSettings1">
        <button class="button button-block button-positive overflowShow">
          <i class="icon ion-clock"></i> Available from <span>{{parkingSpace.availableFrom}}</span>
        </button>
        </ionic-timepicker>
      </div>
      <div class="col">
        <ionic-timepicker input-obj="timepickerSettings2">
        <button class="button button-block button-positive">
          <i class="icon ion-ios-arrow-thin-right"></i> Until <span>{{parkingSpace.availableTo}}</span>
        </button>
        </ionic-timepicker>
      </div>