diff --git a/src/display.cpp b/src/display.cpp
index 3fa7e62a..732b3063 100644
--- a/src/display.cpp
+++ b/src/display.cpp
@@ -283,10 +283,8 @@ void dp_drawPage(time_t t, bool nextpage) {
 #if (defined BAT_MEASURE_ADC || defined HAS_PMU || defined HAS_IP5306)
     if (batt_level == 0)
       dp_printf("No batt ");
-    else if (batt_level < 100)
-      dp_printf("B:%3d%%  ", batt_level);
     else
-      dp_printf("ext.Pwr ");
+      dp_printf("B:%3d%%  ", batt_level);
 #else
     dp_printf("       ");
 #endif
diff --git a/src/lorawan.cpp b/src/lorawan.cpp
index 9e5250f8..ac3dd1f2 100644
--- a/src/lorawan.cpp
+++ b/src/lorawan.cpp
@@ -482,29 +482,22 @@ uint8_t myBattLevelCb(void *pUserData) {
   // we calculate the applicable value from MCMD_DEVS_BATT_MIN to
   // MCMD_DEVS_BATT_MAX from bat_percent value
 
-  uint8_t lmic_batt_level;
   uint8_t const batt_percent = read_battlevel();
 
   if (batt_percent == 0)
-    lmic_batt_level = MCMD_DEVS_BATT_NOINFO;
+    return MCMD_DEVS_BATT_NOINFO;
   else
 
 #ifdef HAS_PMU
       if (pmu.isVBUSPlug())
-    lmic_batt_level = MCMD_DEVS_EXT_POWER;
+    return MCMD_DEVS_EXT_POWER;
 #elif defined HAS_IP5306
       if (IP5306_GetPowerSource())
-    lmic_batt_level = MCMD_DEVS_EXT_POWER;
+    return MCMD_DEVS_EXT_POWER;
 #else
-      if (batt_percent >= 100)
-    lmic_batt_level = MCMD_DEVS_EXT_POWER;
+    return (batt_percent / 100.0 *
+            (MCMD_DEVS_BATT_MAX - MCMD_DEVS_BATT_MIN + 1));
 #endif // HAS_PMU
-
-  else
-    lmic_batt_level =
-        batt_percent / 100.0 * (MCMD_DEVS_BATT_MAX - MCMD_DEVS_BATT_MIN + 1);
-
-  return lmic_batt_level;
 }
 
 // event EV_RXCOMPLETE message handler
diff --git a/src/power.cpp b/src/power.cpp
index 062bbcb8..2c6012b5 100644
--- a/src/power.cpp
+++ b/src/power.cpp
@@ -211,26 +211,18 @@ uint16_t read_voltage(void) {
 }
 
 uint8_t read_battlevel(mapFn_t mapFunction) {
-
   // returns the estimated battery level in values 0 ... 100 [percent]
-
-  uint8_t batt_percent;
-
 #ifdef HAS_IP5306
-  batt_percent = IP5306_GetBatteryLevel();
+  return IP5306_GetBatteryLevel();
 #else
   const uint16_t batt_voltage = read_voltage();
-
   if (batt_voltage <= BAT_MIN_VOLTAGE)
-    batt_percent = 0;
+    return 0;
   else if (batt_voltage >= BAT_MAX_VOLTAGE)
-    batt_percent = 100;
+    return 100;
   else
-    batt_percent =
-        (*mapFunction)(batt_voltage, BAT_MIN_VOLTAGE, BAT_MAX_VOLTAGE);
-#endif // HAS_IP5306
-
-  return batt_percent;
+    return (*mapFunction)(batt_voltage, BAT_MIN_VOLTAGE, BAT_MAX_VOLTAGE);
+#endif
 }
 
 bool batt_sufficient() {