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diff --git a/Marlin/src/gcode/feature/power_monitor/M430.cpp b/Marlin/src/gcode/feature/power_monitor/M430.cpp
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+++ b/Marlin/src/gcode/feature/power_monitor/M430.cpp
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+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "../../../inc/MarlinConfig.h"
+
+#if HAS_POWER_MONITOR
+
+#include "../../../feature/power_monitor.h"
+#include "../../../MarlinCore.h"
+#include "../../gcode.h"
+
+/**
+ * M430: Enable/disable current LCD display
+ *       With no parameters report the system current draw (in Amps)
+ *
+ *  I[bool] - Set Display of current on the LCD
+ *  V[bool] - Set Display of voltage on the LCD
+ *  W[bool] - Set Display of power on the LCD
+ */
+void GcodeSuite::M430() {
+  bool do_report = true;
+  #if HAS_WIRED_LCD
+    #if ENABLED(POWER_MONITOR_CURRENT)
+      if (parser.seen('I')) { power_monitor.set_current_display(parser.value_bool()); do_report = false; }
+    #endif
+    #if HAS_POWER_MONITOR_VREF
+      if (parser.seen('V')) { power_monitor.set_voltage_display(parser.value_bool()); do_report = false; }
+    #endif
+    #if HAS_POWER_MONITOR_WATTS
+      if (parser.seen('W')) { power_monitor.set_power_display(parser.value_bool()); do_report = false; }
+    #endif
+  #endif
+  if (do_report) {
+    SERIAL_ECHOLNPAIR(
+      #if ENABLED(POWER_MONITOR_CURRENT)
+        "Current: ", power_monitor.getAmps(), "A"
+        #if HAS_POWER_MONITOR_VREF
+          "  "
+        #endif
+      #endif
+      #if HAS_POWER_MONITOR_VREF
+        "Voltage: ", power_monitor.getVolts(), "V"
+      #endif
+      #if HAS_POWER_MONITOR_WATTS
+        "  Power: ", power_monitor.getPower(), "W"
+      #endif
+    );
+  }
+}
+
+#endif // HAS_POWER_MONITOR