diff --git a/src/main/java/de/ph87/electro/CONFIG.java b/src/main/java/de/ph87/electro/CONFIG.java
index c29e598..c447852 100644
--- a/src/main/java/de/ph87/electro/CONFIG.java
+++ b/src/main/java/de/ph87/electro/CONFIG.java
@@ -6,7 +6,11 @@ import static java.lang.Math.round;
 
 public class CONFIG {
 
-  public static boolean SHOW_DETAILS = true;
+  public static boolean SHOW_WIRE_DETAILS = true;
+
+  public static boolean SHOW_JUNCTION_VOLTAGES = false;
+
+  public static boolean SHOW_JUNCTION_NAMES = false;
 
   public static final double VOLTAGE_HIGH_MIN = 0.1;
 
diff --git a/src/main/java/de/ph87/electro/circuit/Circuit.java b/src/main/java/de/ph87/electro/circuit/Circuit.java
index 5da2bcb..581c4c5 100644
--- a/src/main/java/de/ph87/electro/circuit/Circuit.java
+++ b/src/main/java/de/ph87/electro/circuit/Circuit.java
@@ -29,6 +29,7 @@ public class Circuit {
   @Getter
   private final String created;
 
+  @Getter
   private final List<Part> parts = new ArrayList<>();
 
   private final List<Wire> wires = new ArrayList<>();
diff --git a/src/main/java/de/ph87/electro/circuit/CircuitPanel.java b/src/main/java/de/ph87/electro/circuit/CircuitPanel.java
index cde4182..0bb595b 100644
--- a/src/main/java/de/ph87/electro/circuit/CircuitPanel.java
+++ b/src/main/java/de/ph87/electro/circuit/CircuitPanel.java
@@ -1,5 +1,6 @@
 package de.ph87.electro.circuit;
 
+import de.ph87.electro.circuit.part.Part;
 import de.ph87.electro.circuit.part.junction.Junction;
 import de.ph87.electro.circuit.part.parts.Battery;
 import de.ph87.electro.circuit.part.parts.Light;
@@ -7,6 +8,7 @@ import lombok.extern.slf4j.Slf4j;
 
 import javax.swing.*;
 import java.awt.*;
+import java.awt.geom.Rectangle2D;
 
 import static de.ph87.electro.CONFIG.*;
 import static de.ph87.electro.circuit.part.Position.RST;
@@ -66,14 +68,36 @@ public class CircuitPanel extends JPanel {
   }
 
   private void drawVoltages(final Graphics2D g) {
-    circuit.streamParts().forEach(part -> {
+    if (!SHOW_JUNCTION_VOLTAGES && !SHOW_JUNCTION_NAMES) {
+      return;
+    }
+
+    g.setColor(Color.BLACK);
+    g.setFont(LABEL_FONT);
+    final int third = g.getFont().getSize() / 3;
+
+    for (Part part : circuit.getParts()) {
       for (final Junction junction : part.getJunctions()) {
-        final String string = "%.1fV".formatted(junction.getVoltage());
-        g.setColor(Color.BLACK);
-        g.setFont(LABEL_FONT);
-        g.drawString(string, junction.getPosition().absolute.x, junction.getPosition().absolute.y);
+        if (SHOW_JUNCTION_NAMES) {
+          int offsetY = third;
+          if (SHOW_JUNCTION_VOLTAGES) {
+            offsetY -= third;
+          }
+          final String string = junction.getName();
+          final Rectangle2D bounds = g.getFontMetrics().getStringBounds(string, g);
+          g.drawString(string, junction.getPosition().absolute.x - (int) (bounds.getWidth() / 2), junction.getPosition().absolute.y + offsetY);
+        }
+        if (SHOW_JUNCTION_VOLTAGES) {
+          int offsetY = third;
+          if (SHOW_JUNCTION_NAMES) {
+            offsetY += 2 * third;
+          }
+          final String string = "%.1fV".formatted(junction.getVoltage());
+          final Rectangle2D bounds = g.getFontMetrics().getStringBounds(string, g);
+          g.drawString(string, junction.getPosition().absolute.x - (int) (bounds.getWidth() / 2), junction.getPosition().absolute.y + offsetY);
+        }
       }
-    });
+    }
   }
 
 }
diff --git a/src/main/java/de/ph87/electro/circuit/part/junction/Junction.java b/src/main/java/de/ph87/electro/circuit/part/junction/Junction.java
index dc37a5d..ab6377c 100644
--- a/src/main/java/de/ph87/electro/circuit/part/junction/Junction.java
+++ b/src/main/java/de/ph87/electro/circuit/part/junction/Junction.java
@@ -67,7 +67,6 @@ public class Junction {
 
   public void render(final Render render) {
     render.circle(position, JUNCTION_RADIUS, Color.BLACK, JUNCTION_STROKE, color);
-    render.textCenter(LABEL_FONT, name, position.inside.x, position.inside.y, Color.WHITE);
   }
 
   public void updatePosition() {
diff --git a/src/main/java/de/ph87/electro/circuit/wire/Wire.java b/src/main/java/de/ph87/electro/circuit/wire/Wire.java
index bbcd823..beb3d42 100644
--- a/src/main/java/de/ph87/electro/circuit/wire/Wire.java
+++ b/src/main/java/de/ph87/electro/circuit/wire/Wire.java
@@ -57,7 +57,7 @@ public class Wire {
     g.setStroke(WIRE_STROKE);
     g.drawLine(a.getPosition().absolute.x, a.getPosition().absolute.y, b.getPosition().absolute.x, b.getPosition().absolute.y);
 
-    if (SHOW_DETAILS) {
+    if (SHOW_WIRE_DETAILS) {
       drawValues(g, "%.2f A".formatted(abs(current)), -0.5);
       drawValues(g, "%.2f V".formatted(a.getVoltage()), +0.5);
     }
diff --git a/src/main/java/de/ph87/electro/sidebar/Sidebar.java b/src/main/java/de/ph87/electro/sidebar/Sidebar.java
index 1c6bcb1..9ad90c6 100644
--- a/src/main/java/de/ph87/electro/sidebar/Sidebar.java
+++ b/src/main/java/de/ph87/electro/sidebar/Sidebar.java
@@ -7,26 +7,20 @@ import lombok.Setter;
 
 import javax.swing.*;
 import java.awt.*;
+import java.util.function.Consumer;
+import java.util.function.Supplier;
 
-import static de.ph87.electro.CONFIG.RASTER;
-import static de.ph87.electro.CONFIG.SHOW_DETAILS;
+import static de.ph87.electro.CONFIG.*;
 
 public class Sidebar extends JPanel {
 
-  private final Button toggleDetails = new Button();
-
   @Setter
   private Runnable repaintCallback = null;
 
   public Sidebar() {
-    toggleDetails.setPreferredSize(new Dimension(RASTER, RASTER));
-    toggleDetailsSetLabel();
-    toggleDetails.addActionListener(e -> {
-      SHOW_DETAILS = !SHOW_DETAILS;
-      toggleDetailsSetLabel();
-      triggerRepaint();
-    });
-    add(toggleDetails);
+    addToggle("Kabel Details", () -> SHOW_WIRE_DETAILS, v -> SHOW_WIRE_DETAILS = v);
+    addToggle("Kontakt Namen", () -> SHOW_JUNCTION_NAMES, v -> SHOW_JUNCTION_NAMES = v);
+    addToggle("Kontakt Spannungen", () -> SHOW_JUNCTION_VOLTAGES, v -> SHOW_JUNCTION_VOLTAGES = v);
 
     add(new Battery(null, Position.ZERO));
     add(new ConnectorCorner(null, Position.ZERO));
@@ -40,14 +34,26 @@ public class Sidebar extends JPanel {
     setPreferredSize(new Dimension(0, 200));
   }
 
-  private void toggleDetailsSetLabel() {
-    if (SHOW_DETAILS) {
-      toggleDetails.setLabel("Details");
-      toggleDetails.setBackground(new Color(128, 255, 128));
-    } else {
-      toggleDetails.setLabel("Details");
-      toggleDetails.setBackground(new Color(255, 128, 128));
-    }
+  private void addToggle(final String label, final Supplier<Boolean> get, final Consumer<Boolean> set) {
+    final Button button = new Button(label);
+    button.setPreferredSize(new Dimension(RASTER, RASTER));
+
+    final Runnable toggle = () -> {
+      if (get.get()) {
+        button.setBackground(new Color(128, 255, 128));
+      } else {
+        button.setBackground(new Color(255, 128, 128));
+      }
+    };
+    toggle.run();
+
+    button.addActionListener(e -> {
+      set.accept(!get.get());
+      toggle.run();
+      triggerRepaint();
+    });
+
+    add(button);
   }
 
   private void triggerRepaint() {