diff --git a/radio/src/opentx.cpp b/radio/src/opentx.cpp
index 392b2e140..56839a019 100644
--- a/radio/src/opentx.cpp
+++ b/radio/src/opentx.cpp
@@ -838,6 +838,21 @@ void checkSDVersion()
 }
 #endif
 
+#if defined(MULTIMODULE)
+void checkMultiLowPower()
+{
+  if(isModuleMultimodule(EXTERNAL_MODULE) && g_model.moduleData[EXTERNAL_MODULE].multi.lowPowerMode) {
+    ALERT("MULTI", STR_WARN_MULTI_LOWPOWER, AU_ERROR);
+    return;
+  }
+#if defined(INTERNAL_MODULE_MULTI)
+  if(isModuleMultimodule(INTERNAL_MODULE) && g_model.moduleData[INTERNAL_MODULE].multi.lowPowerMode) {
+    ALERT("MULTI", STR_WARN_MULTI_LOWPOWER, AU_ERROR);
+  }
+#endif
+}
+#endif
+
 #if defined(STM32)
 static void checkRTCBattery()
 {
@@ -901,6 +916,10 @@ void checkAll()
     readModelNotes();
   }
 
+#if defined(MULTIMODULE)
+  checkMultiLowPower();
+#endif
+
   if (!waitKeysReleased()) {
     showMessageBox(STR_KEYSTUCK);
     tmr10ms_t tgtime = get_tmr10ms() + 500;
diff --git a/radio/src/translations.cpp b/radio/src/translations.cpp
index 755842b55..953330f4b 100644
--- a/radio/src/translations.cpp
+++ b/radio/src/translations.cpp
@@ -354,6 +354,7 @@ const char STR_SWITCHWARN[] = TR_SWITCHWARN;
 const char STR_FAILSAFEWARN[] = TR_FAILSAFEWARN;
 const char STR_WRONG_SDCARDVERSION[] = TR_WRONG_SDCARDVERSION;
 const char STR_WARN_RTC_BATTERY_LOW[]  = TR_WARN_RTC_BATTERY_LOW;
+const char STR_WARN_MULTI_LOWPOWER[]  = TR_WARN_MULTI_LOWPOWER;
 const char STR_BATTERY[]  = TR_BATTERY;
 const char STR_WRONG_PCBREV[] = TR_WRONG_PCBREV;
 const char STR_EMERGENCY_MODE[] = TR_EMERGENCY_MODE;
diff --git a/radio/src/translations.h b/radio/src/translations.h
index f4ad4b962..070c11e66 100644
--- a/radio/src/translations.h
+++ b/radio/src/translations.h
@@ -549,6 +549,7 @@ extern const char STR_NIGHTLY_WARNING[];
 extern const char STR_NIGHTLY_NOTSAFE[];
 extern const char STR_WRONG_SDCARDVERSION[];
 extern const char STR_WARN_RTC_BATTERY_LOW[];
+extern const char STR_WARN_MULTI_LOWPOWER[];
 extern const char STR_BATTERY[];
 extern const char STR_WRONG_PCBREV[];
 extern const char STR_EMERGENCY_MODE[];
diff --git a/radio/src/translations/cz.h.txt b/radio/src/translations/cz.h.txt
index 1484da893..9fafd94fc 100644
--- a/radio/src/translations/cz.h.txt
+++ b/radio/src/translations/cz.h.txt
@@ -734,6 +734,7 @@
 #define TR_NIGHTLY_NOTSAFE             "Verze není bezpečná k létání"
 #define TR_WRONG_SDCARDVERSION         "Očekávaná ver.: "
 #define TR_WARN_RTC_BATTERY_LOW        "Slabá RTC baterie"
+#define TR_WARN_MULTI_LOWPOWER         "Low Power mode"
 #define TR_BATTERY                     "BATERIE"
 #define TR_WRONG_PCBREV                "Jiná verze PCB/firmware"
 #define TR_EMERGENCY_MODE              "NOUZOVÝ REŽIM"
diff --git a/radio/src/translations/de.h.txt b/radio/src/translations/de.h.txt
index 760f965ab..df30364ad 100644
--- a/radio/src/translations/de.h.txt
+++ b/radio/src/translations/de.h.txt
@@ -736,6 +736,7 @@
 #define TR_NIGHTLY_NOTSAFE     			"Nicht für Flug geeignet"
 #define TR_WRONG_SDCARDVERSION          TR("Erw. Version: ","Erwartete Version: ")
 #define TR_WARN_RTC_BATTERY_LOW         "RTC Battery low"
+#define TR_WARN_MULTI_LOWPOWER         "Low Power mode"
 #define TR_BATTERY                      "BATTERY"
 #define TR_WRONG_PCBREV                 "Falsche PCB erkannt"
 #define TR_EMERGENCY_MODE               "NOTFALL MODUS"
diff --git a/radio/src/translations/en.h.txt b/radio/src/translations/en.h.txt
index cfc4b98c1..09c1cb550 100644
--- a/radio/src/translations/en.h.txt
+++ b/radio/src/translations/en.h.txt
@@ -736,6 +736,7 @@
 #define TR_NIGHTLY_NOTSAFE             "Version not safe to fly"
 #define TR_WRONG_SDCARDVERSION         TR("Expected ver: ","Expected version: ")
 #define TR_WARN_RTC_BATTERY_LOW        "RTC Battery low"
+#define TR_WARN_MULTI_LOWPOWER         "Low Power mode"
 #define TR_BATTERY                     "BATTERY"
 #define TR_WRONG_PCBREV                "Wrong PCB detected"
 #define TR_EMERGENCY_MODE              "EMERGENCY MODE"
diff --git a/radio/src/translations/es.h.txt b/radio/src/translations/es.h.txt
index b566aaba5..357e61043 100644
--- a/radio/src/translations/es.h.txt
+++ b/radio/src/translations/es.h.txt
@@ -759,6 +759,7 @@
 #define TR_NIGHTLY_NOTSAFE             "Version not safe to fly"
 #define TR_WRONG_SDCARDVERSION TR("Expected ver: ","Expected version: ")
 #define TR_WARN_RTC_BATTERY_LOW        "RTC Battery low"
+#define TR_WARN_MULTI_LOWPOWER         "Low Power mode"
 #define TR_BATTERY                     "BATTERY"
 #define TR_WRONG_PCBREV        "Wrong PCB detected"
 #define TR_EMERGENCY_MODE      "EMERGENCY MODE"
diff --git a/radio/src/translations/fi.h.txt b/radio/src/translations/fi.h.txt
index 1fbea278b..91d60c84d 100644
--- a/radio/src/translations/fi.h.txt
+++ b/radio/src/translations/fi.h.txt
@@ -753,6 +753,7 @@
 #define TR_NIGHTLY_NOTSAFE             "Version not safe to fly"
 #define TR_WRONG_SDCARDVERSION TR("Expected ver: ","Expected version: ")
 #define TR_WARN_RTC_BATTERY_LOW        "RTC Battery low"
+#define TR_WARN_MULTI_LOWPOWER         "Low Power mode"
 #define TR_BATTERY                     "BATTERY"
 #define TR_WRONG_PCBREV        "Wrong PCB detected"
 #define TR_EMERGENCY_MODE      "EMERGENCY MODE"
diff --git a/radio/src/translations/fr.h.txt b/radio/src/translations/fr.h.txt
index 76d0e796b..89fa1520b 100644
--- a/radio/src/translations/fr.h.txt
+++ b/radio/src/translations/fr.h.txt
@@ -756,6 +756,7 @@
 #define TR_NIGHTLY_NOTSAFE             "Version de test uniq."
 #define TR_WRONG_SDCARDVERSION         "Version requise: "
 #define TR_WARN_RTC_BATTERY_LOW        "RTC Battery low"
+#define TR_WARN_MULTI_LOWPOWER         "Low Power mode"
 #define TR_BATTERY                     "BATTERY"
 #define TR_WRONG_PCBREV                "PCB incorrect détecté"
 #define TR_EMERGENCY_MODE              "MODE SECOURS"
diff --git a/radio/src/translations/it.h.txt b/radio/src/translations/it.h.txt
index 12b11d4bd..d1ece77bc 100644
--- a/radio/src/translations/it.h.txt
+++ b/radio/src/translations/it.h.txt
@@ -754,6 +754,7 @@
 #define TR_NIGHTLY_NOTSAFE             "Version not safe to fly"
 #define TR_WRONG_SDCARDVERSION TR("Expected ver: ","Expected version: ")
 #define TR_WARN_RTC_BATTERY_LOW        "RTC Battery low"
+#define TR_WARN_MULTI_LOWPOWER         "Low Power mode"
 #define TR_BATTERY                     "BATTERY"
 #define TR_WRONG_PCBREV        "Wrong PCB detected"
 #define TR_EMERGENCY_MODE      "EMERGENCY MODE"
diff --git a/radio/src/translations/nl.h.txt b/radio/src/translations/nl.h.txt
index fa6923557..e51d46d90 100644
--- a/radio/src/translations/nl.h.txt
+++ b/radio/src/translations/nl.h.txt
@@ -742,6 +742,7 @@ TR_GYR_VSRCRAW
 #define TR_NIGHTLY_NOTSAFE             "Version not safe to fly"
 #define TR_WRONG_SDCARDVERSION TR("Verwachte ver: ","Verwachte versie: ")
 #define TR_WARN_RTC_BATTERY_LOW        "RTC Battery low"
+#define TR_WARN_MULTI_LOWPOWER         "Low Power mode"
 #define TR_BATTERY                     "BATTERY"
 #define TR_WRONG_PCBREV        "Verkeerde PCB gedetecteerd"
 #define TR_EMERGENCY_MODE      "EMERGENCY MODE"
diff --git a/radio/src/translations/pl.h.txt b/radio/src/translations/pl.h.txt
index c7972c62c..f3d48063d 100644
--- a/radio/src/translations/pl.h.txt
+++ b/radio/src/translations/pl.h.txt
@@ -754,6 +754,7 @@
 #define TR_NIGHTLY_NOTSAFE             "Version not safe to fly"
 #define TR_WRONG_SDCARDVERSION TR("Expected ver: ","Expected version: ")
 #define TR_WARN_RTC_BATTERY_LOW        "RTC Battery low"
+#define TR_WARN_MULTI_LOWPOWER         "Low Power mode"
 #define TR_BATTERY                     "BATTERY"
 #define TR_WRONG_PCBREV        "Wrong PCB detected"
 #define TR_EMERGENCY_MODE      "EMERGENCY MODE"
diff --git a/radio/src/translations/pt.h.txt b/radio/src/translations/pt.h.txt
index f45e2fb86..2397ce944 100644
--- a/radio/src/translations/pt.h.txt
+++ b/radio/src/translations/pt.h.txt
@@ -744,6 +744,7 @@
 #define TR_NIGHTLY_NOTSAFE             "Version not safe to fly"
 #define TR_WRONG_SDCARDVERSION TR("Expected ver: ","Expected version: ")
 #define TR_WARN_RTC_BATTERY_LOW        "RTC Battery low"
+#define TR_WARN_MULTI_LOWPOWER         "Low Power mode"
 #define TR_BATTERY                     "BATTERY"
 #define TR_WRONG_PCBREV        "Wrong PCB detected"
 #define TR_EMERGENCY_MODE      "EMERGENCY MODE"
diff --git a/radio/src/translations/se.h.txt b/radio/src/translations/se.h.txt
index 6d9358d20..495745665 100644
--- a/radio/src/translations/se.h.txt
+++ b/radio/src/translations/se.h.txt
@@ -754,6 +754,7 @@
 #define TR_SDCARDVERSIONWARN   "SD Card Check"
 #define TR_WRONG_SDCARDVERSION TR("Expected ver: ","Expected version: ")
 #define TR_WARN_RTC_BATTERY_LOW        "RTC Battery low"
+#define TR_WARN_MULTI_LOWPOWER         "Low Power mode"
 #define TR_BATTERY                     "BATTERY"
 #define TR_WRONG_PCBREV        "Wrong PCB detected"
 #define TR_EMERGENCY_MODE      "EMERGENCY MODE"