diff --git a/src/components/Panel.tsx b/src/components/Panel.tsx
index ad96de6..a49992e 100644
--- a/src/components/Panel.tsx
+++ b/src/components/Panel.tsx
@@ -1,4 +1,3 @@
-import { DataProcessor } from '../grafana/data_processor';
 import { Options } from '../models/options';
 import { Series } from '../models/series';
 
diff --git a/src/models/series.ts b/src/models/series.ts
index 590c838..7f5bfe5 100644
--- a/src/models/series.ts
+++ b/src/models/series.ts
@@ -9,23 +9,37 @@ import * as _ from 'lodash';
 export class Series {
   private processor; 
   private _seriesList;
+  private _selectedSerieName;
 
-  constructor(private grafanaData: PanelData, timeRange: TimeRange, private gaugeValueOptions: ExtremumOptions) {
+  constructor(grafanaData: PanelData, timeRange: TimeRange, private gaugeValueOptions: ExtremumOptions) {
     if(this._isSerieOneValue()) {
       this._seriesList = [{ datapoints: [[0, gaugeValueOptions.value]] }];
       return;
     }
-
+    if(this.gaugeValueOptions.useMetric && _.isEmpty(this.gaugeValueOptions.metricName)) {
+      throw new Error(`Value or metric is not selected.`);
+    }
+    this._selectedSerieName = this.gaugeValueOptions.metricName;
     this.processor = new DataProcessor({});
-    this._seriesList = this.processor.getSeriesList({
-      dataList: grafanaData.series,
+    const series = grafanaData.series;
+    const seriesList = this.processor.getSeriesList({
+      dataList: series,
       range: timeRange,
     });
-    this._seriesList = this._updateSeriesListWithChartwerkParams(this._seriesList);
+    console.log('_seriesList', seriesList);
+    const filteredSeries = _.filter(seriesList, serie => serie.alias === this._selectedSerieName);
+    if(filteredSeries.length === 0) {
+      throw new Error(`Can't find metric for ${this._selectedSerieName} name`);
+    }
+    if(filteredSeries.length > 1) {
+      throw new Error(`Get ${filteredSeries.length} metrics for ${this._selectedSerieName} name. Please choose one`);
+    }
+    console.log('filteredSeries', filteredSeries);
+    this._seriesList = this._updateSeriesListWithChartwerkParams(filteredSeries);
   }
 
   public getChartwerkSeries(): any[] {
-    return this._seriesList
+    return this._seriesList;
   }
 
   private _updateSeriesListWithChartwerkParams(series: any[]): any[] {
@@ -40,6 +54,6 @@ export class Series {
   }
 
   private _isSerieOneValue(): boolean {
-    return _.isNumber(this.gaugeValueOptions.value);
+    return !this.gaugeValueOptions.useMetric;
   }
 }