diff --git a/datalogger/src/main/java/org/obd/graphs/bl/query/ObdMetricExt.kt b/datalogger/src/main/java/org/obd/graphs/bl/query/ObdMetricExt.kt
index 9f70d03e..8ddaf4da 100644
--- a/datalogger/src/main/java/org/obd/graphs/bl/query/ObdMetricExt.kt
+++ b/datalogger/src/main/java/org/obd/graphs/bl/query/ObdMetricExt.kt
@@ -1,9 +1,20 @@
 package org.obd.graphs.bl.query
 
 import org.obd.graphs.preferences.Prefs
+import org.obd.graphs.round
 import org.obd.metrics.api.model.ObdMetric
 
 
+fun ObdMetric.valueToString(precision: Int = 2): String  =
+    if (this.value == null) {
+        "No data"
+    } else {
+        if (this.value is Double) this.valueToDouble(precision).toString() else this.value.toString()
+    }
+
+fun ObdMetric.valueToDouble(precision: Int = 2): Double  =
+    if (this.value == null) Double.NaN else value.toDouble().round(precision)
+
 fun ObdMetric.isAtmPressure(): Boolean = command.pid.id == namesRegistry.getAtmPressurePID()
 fun ObdMetric.isAmbientTemp(): Boolean = command.pid.id == namesRegistry.getAmbientTempPID()
 
diff --git a/screen_renderer/src/main/java/org/obd/graphs/renderer/trip/TripInfoDrawer.kt b/screen_renderer/src/main/java/org/obd/graphs/renderer/trip/TripInfoDrawer.kt
index 12c65c88..38661368 100644
--- a/screen_renderer/src/main/java/org/obd/graphs/renderer/trip/TripInfoDrawer.kt
+++ b/screen_renderer/src/main/java/org/obd/graphs/renderer/trip/TripInfoDrawer.kt
@@ -22,6 +22,7 @@ import android.content.Context
 import android.graphics.*
 import org.obd.graphs.bl.collector.Metric
 import org.obd.graphs.bl.collector.MetricsBuilder
+import org.obd.graphs.bl.query.valueToString
 import org.obd.graphs.renderer.AbstractDrawer
 import org.obd.graphs.renderer.ScreenSettings
 import org.obd.graphs.renderer.drag.MARGIN_END
@@ -58,7 +59,7 @@ internal class TripInfoDrawer(context: Context, settings: ScreenSettings) : Abst
 
         //second row
         rowTop = top + (textSizeBase) + 52f
-        drawMetric(tripInfo.fuellevel!!, rowTop, left, canvas, textSizeBase, statsEnabled = true, area=area, statsDoublePrecision = 1)
+        drawMetric(tripInfo.fuellevel!!, rowTop, left, canvas, textSizeBase, statsEnabled = true, area=area, statsDoublePrecision = 1, valueDoublePrecision = 1)
         drawMetric(tripInfo.fuelConsumption!!, rowTop, left + 1 * x, canvas, textSizeBase, statsEnabled = true, unitEnabled = false, area=area, statsDoublePrecision = 1)
         drawMetric(tripInfo.batteryVoltage!!, rowTop, left + 2 * x, canvas, textSizeBase, statsEnabled = true, area=area)
         drawMetric(tripInfo.ibs!!, rowTop, left + 3 * x, canvas, textSizeBase, area=area)
@@ -267,6 +268,7 @@ internal class TripInfoDrawer(context: Context, settings: ScreenSettings) : Abst
         statsEnabled: Boolean,
         unitEnabled: Boolean,
         area: Rect,
+        valueDoublePrecision: Int = 2,
         statsDoublePrecision: Int = 2
     ) {
 
@@ -275,7 +277,7 @@ internal class TripInfoDrawer(context: Context, settings: ScreenSettings) : Abst
 
         valuePaint.setShadowLayer(80f, 0f, 0f, Color.WHITE)
         valuePaint.textSize = textSize
-        val text = metric.source.valueToString()
+        val text = metric.source.valueToString(valueDoublePrecision)
         canvas.drawText(text, left, top, valuePaint)
         var textWidth = getTextWidth(text, valuePaint) + 2
 
@@ -312,6 +314,7 @@ internal class TripInfoDrawer(context: Context, settings: ScreenSettings) : Abst
         statsEnabled: Boolean = false,
         unitEnabled: Boolean = true,
         area: Rect,
+        valueDoublePrecision: Int = 2,
         statsDoublePrecision: Int = 2
     ) {
 
@@ -326,6 +329,7 @@ internal class TripInfoDrawer(context: Context, settings: ScreenSettings) : Abst
             statsEnabled = statsEnabled,
             unitEnabled = unitEnabled,
             area = area,
+            valueDoublePrecision = valueDoublePrecision,
             statsDoublePrecision = statsDoublePrecision
         )