diff --git a/app/menu.c b/app/menu.c
index 6c65cf2..a4d7f11 100644
--- a/app/menu.c
+++ b/app/menu.c
@@ -361,7 +361,7 @@ int MENU_GetLimits(uint8_t menu_id, int32_t *pMin, int32_t *pMax)
 
 		case MENU_BATTYP:
 			//*pMin = 0;
-			*pMax = 1;
+			*pMax = 2;
 			break;
 
 		case MENU_F1SHRT:
diff --git a/helper/battery.c b/helper/battery.c
index c5ee465..18ef120 100644
--- a/helper/battery.c
+++ b/helper/battery.c
@@ -44,14 +44,12 @@ typedef enum {
 	BATTERY_LOW_CONFIRMED
 } BatteryLow_t;
 
-
 uint16_t          lowBatteryCountdown;
 const uint16_t 	  lowBatteryPeriod = 30;
 
 volatile uint16_t gPowerSave_10ms;
 
-
-const uint16_t Voltage2PercentageTable[][7][2] = {
+const uint16_t Voltage2PercentageTable[][7][3] = {
 	[BATTERY_TYPE_1600_MAH] = {
 		{828, 100},
 		{814, 97 },
@@ -71,15 +69,28 @@ const uint16_t Voltage2PercentageTable[][7][2] = {
 		{630, 0  },
 		{0,   0  },
 	},
+
+	[BATTERY_TYPE_3500_MAH] = {
+		{837, 100},
+		{826, 95 },
+		{750, 50 },
+		{700, 25 },
+		{610, 5  },
+		{600, 0  },
+		{0,   0  },
+	},
 };
 
-static_assert(ARRAY_SIZE(Voltage2PercentageTable[BATTERY_TYPE_1600_MAH]) ==
-	ARRAY_SIZE(Voltage2PercentageTable[BATTERY_TYPE_2200_MAH]));
-
+static_assert(
+	(ARRAY_SIZE(Voltage2PercentageTable[BATTERY_TYPE_1600_MAH]) ==
+	ARRAY_SIZE(Voltage2PercentageTable[BATTERY_TYPE_2200_MAH])) &&
+	(ARRAY_SIZE(Voltage2PercentageTable[BATTERY_TYPE_2200_MAH]) ==
+	ARRAY_SIZE(Voltage2PercentageTable[BATTERY_TYPE_3500_MAH]))
+	);
 
 unsigned int BATTERY_VoltsToPercent(const unsigned int voltage_10mV)
 {
-	const uint16_t (*crv)[2] = Voltage2PercentageTable[gEeprom.BATTERY_TYPE];
+	const uint16_t (*crv)[3] = Voltage2PercentageTable[gEeprom.BATTERY_TYPE];
 	const int mulipl = 1000;
 	for (unsigned int i = 1; i < ARRAY_SIZE(Voltage2PercentageTable[BATTERY_TYPE_2200_MAH]); i++) {
 		if (voltage_10mV > crv[i][0]) {
diff --git a/helper/battery.h b/helper/battery.h
index c21a14e..19e210e 100644
--- a/helper/battery.h
+++ b/helper/battery.h
@@ -37,6 +37,7 @@ extern volatile uint16_t gPowerSave_10ms;
 typedef enum {
     BATTERY_TYPE_1600_MAH,
     BATTERY_TYPE_2200_MAH,
+    BATTERY_TYPE_3500_MAH,
     BATTERY_TYPE_UNKNOWN
 } BATTERY_Type_t;
 
diff --git a/ui/menu.c b/ui/menu.c
index cabc34d..3c343a0 100644
--- a/ui/menu.c
+++ b/ui/menu.c
@@ -328,7 +328,8 @@ const char gSubMenu_BAT_TXT[][8] =
 const char gSubMenu_BATTYP[][9] =
 {
 	"1600mAh",
-	"2200mAh"
+	"2200mAh",
+	"3500mAh"
 };
 
 #ifndef ENABLE_FEAT_F4HWN
diff --git a/ui/menu.h b/ui/menu.h
index 89114fc..4487c7a 100644
--- a/ui/menu.h
+++ b/ui/menu.h
@@ -184,7 +184,7 @@ extern const char        gSubMenu_RESET[2][4];
 extern const char* const gSubMenu_F_LOCK[F_LOCK_LEN];
 extern const char        gSubMenu_RX_TX[4][6];
 extern const char        gSubMenu_BAT_TXT[3][8];
-extern const char 		 gSubMenu_BATTYP[2][9];
+extern const char 		 gSubMenu_BATTYP[3][9];
 
 #ifndef ENABLE_FEAT_F4HWN
 	extern const char        gSubMenu_SCRAMBLER[11][7];