diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0d06c1fdd..cf8b0b687 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@
 * SubGHz: Debug mode counter increase settings (+5, +10, default: +1)
 * Infrared: Debug TX PIN output settings (ability to move tx signal out to GPIO)
 * BadUSB: Fixed #365 (BadUSB won't detect connection and/or hangs)
+* Plugins: Updated -> [BH1750] Lightmeter [(by oleksiikutuzov)](https://github.com/oleksiikutuzov/flipperzero-lightmeter)
 
 #### [🎲 Download latest extra apps pack](https://download-directory.github.io/?url=https://github.com/xMasterX/unleashed-extra-pack/tree/main/apps)
 
diff --git a/applications/plugins/lightmeter/gui/scenes/lightmeter_scene_config.c b/applications/plugins/lightmeter/gui/scenes/lightmeter_scene_config.c
index 42952562b..3d6bd5803 100644
--- a/applications/plugins/lightmeter/gui/scenes/lightmeter_scene_config.c
+++ b/applications/plugins/lightmeter/gui/scenes/lightmeter_scene_config.c
@@ -1,5 +1,7 @@
 #include "../../lightmeter.h"
 
+#define TAG "Scene Config"
+
 static const char* iso_numbers[] = {
     [ISO_6] = "6",
     [ISO_12] = "12",
@@ -39,10 +41,24 @@ static const char* diffusion_dome[] = {
     [WITH_DOME] = "Yes",
 };
 
+static const char* backlight[] = {
+    [BACKLIGHT_AUTO] = "Auto",
+    [BACKLIGHT_ON] = "On",
+};
+
+static const char* lux_only[] = {
+    [LUX_ONLY_OFF] = "Off",
+    [LUX_ONLY_ON] = "On",
+};
+
 enum LightMeterSubmenuIndex {
     LightMeterSubmenuIndexISO,
     LightMeterSubmenuIndexND,
     LightMeterSubmenuIndexDome,
+    LightMeterSubmenuIndexBacklight,
+    LightMeterSubmenuIndexLuxMeter,
+    LightMeterSubmenuIndexHelp,
+    LightMeterSubmenuIndexAbout,
 };
 
 static void iso_numbers_cb(VariableItem* item) {
@@ -78,14 +94,47 @@ static void dome_presence_cb(VariableItem* item) {
     lightmeter_app_set_config(app, config);
 }
 
+static void backlight_cb(VariableItem* item) {
+    LightMeterApp* app = variable_item_get_context(item);
+    uint8_t index = variable_item_get_current_value_index(item);
+
+    variable_item_set_current_value_text(item, backlight[index]);
+
+    LightMeterConfig* config = app->config;
+    if(index != config->backlight) {
+        if(index == BACKLIGHT_ON) {
+            notification_message(
+                app->notifications,
+                &sequence_display_backlight_enforce_on); // force on backlight
+        } else {
+            notification_message(
+                app->notifications,
+                &sequence_display_backlight_enforce_auto); // force auto backlight
+        }
+    }
+    config->backlight = index;
+    lightmeter_app_set_config(app, config);
+}
+
+static void lux_only_cb(VariableItem* item) {
+    LightMeterApp* app = variable_item_get_context(item);
+    uint8_t index = variable_item_get_current_value_index(item);
+
+    variable_item_set_current_value_text(item, lux_only[index]);
+
+    LightMeterConfig* config = app->config;
+    config->lux_only = index;
+    lightmeter_app_set_config(app, config);
+}
+
 static void ok_cb(void* context, uint32_t index) {
     LightMeterApp* app = context;
     UNUSED(app);
     switch(index) {
-    case 3:
+    case LightMeterSubmenuIndexHelp:
         view_dispatcher_send_custom_event(app->view_dispatcher, LightMeterAppCustomEventHelp);
         break;
-    case 4:
+    case LightMeterSubmenuIndexAbout:
         view_dispatcher_send_custom_event(app->view_dispatcher, LightMeterAppCustomEventAbout);
         break;
     default:
@@ -114,6 +163,16 @@ void lightmeter_scene_config_on_enter(void* context) {
     variable_item_set_current_value_index(item, config->dome);
     variable_item_set_current_value_text(item, diffusion_dome[config->dome]);
 
+    item =
+        variable_item_list_add(var_item_list, "Backlight", COUNT_OF(backlight), backlight_cb, app);
+    variable_item_set_current_value_index(item, config->backlight);
+    variable_item_set_current_value_text(item, backlight[config->backlight]);
+
+    item = variable_item_list_add(
+        var_item_list, "Lux meter only", COUNT_OF(lux_only), lux_only_cb, app);
+    variable_item_set_current_value_index(item, config->lux_only);
+    variable_item_set_current_value_text(item, lux_only[config->lux_only]);
+
     item = variable_item_list_add(var_item_list, "Help and Pinout", 0, NULL, NULL);
     item = variable_item_list_add(var_item_list, "About", 0, NULL, NULL);
 
@@ -153,4 +212,5 @@ void lightmeter_scene_config_on_exit(void* context) {
     main_view_set_iso(app->main_view, app->config->iso);
     main_view_set_nd(app->main_view, app->config->nd);
     main_view_set_dome(app->main_view, app->config->dome);
+    main_view_set_lux_only(app->main_view, app->config->lux_only);
 }
diff --git a/applications/plugins/lightmeter/gui/scenes/lightmeter_scene_help.c b/applications/plugins/lightmeter/gui/scenes/lightmeter_scene_help.c
index 7b6d45864..0441f0925 100644
--- a/applications/plugins/lightmeter/gui/scenes/lightmeter_scene_help.c
+++ b/applications/plugins/lightmeter/gui/scenes/lightmeter_scene_help.c
@@ -10,6 +10,8 @@ void lightmeter_scene_help_on_enter(void* context) {
     furi_string_cat(temp_str, "\e#Pinout:\r\n");
     furi_string_cat(
         temp_str,
+        "    VCC: 3.3V\r\n"
+        "    GND: GND\r\n"
         "    SDA: 15 [C1]\r\n"
         "    SCL: 16 [C0]\r\n");
 
diff --git a/applications/plugins/lightmeter/gui/views/main_view.c b/applications/plugins/lightmeter/gui/views/main_view.c
index 756346fa4..8b3e2989f 100644
--- a/applications/plugins/lightmeter/gui/views/main_view.c
+++ b/applications/plugins/lightmeter/gui/views/main_view.c
@@ -41,7 +41,7 @@ static const int nd_numbers[] = {
     [ND_4096] = 4096,
 };
 
-static const float aperture_numbers[] = {
+const float aperture_numbers[] = {
     [AP_1] = 1.0,
     [AP_1_4] = 1.4,
     [AP_2] = 2.0,
@@ -59,14 +59,14 @@ static const float aperture_numbers[] = {
     [AP_128] = 128,
 };
 
-static const float speed_numbers[] = {
+const float speed_numbers[] = {
     [SPEED_8000] = 1.0 / 8000, [SPEED_4000] = 1.0 / 4000, [SPEED_2000] = 1.0 / 2000,
     [SPEED_1000] = 1.0 / 1000, [SPEED_500] = 1.0 / 500,   [SPEED_250] = 1.0 / 250,
-    [SPEED_125] = 1.0 / 125,   [SPEED_60] = 1.0 / 60,     [SPEED_30] = 1.0 / 30,
-    [SPEED_15] = 1.0 / 15,     [SPEED_8] = 1.0 / 8,       [SPEED_4] = 1.0 / 4,
-    [SPEED_2] = 1.0 / 2,       [SPEED_1S] = 1.0,          [SPEED_2S] = 2.0,
-    [SPEED_4S] = 4.0,          [SPEED_8S] = 8.0,          [SPEED_15S] = 15.0,
-    [SPEED_30S] = 30.0,
+    [SPEED_125] = 1.0 / 125,   [SPEED_60] = 1.0 / 60,     [SPEED_48] = 1.0 / 48,
+    [SPEED_30] = 1.0 / 30,     [SPEED_15] = 1.0 / 15,     [SPEED_8] = 1.0 / 8,
+    [SPEED_4] = 1.0 / 4,       [SPEED_2] = 1.0 / 2,       [SPEED_1S] = 1.0,
+    [SPEED_2S] = 2.0,          [SPEED_4S] = 4.0,          [SPEED_8S] = 8.0,
+    [SPEED_15S] = 15.0,        [SPEED_30S] = 30.0,
 };
 
 struct MainView {
@@ -94,37 +94,39 @@ static void main_view_draw_callback(Canvas* canvas, void* context) {
     furi_assert(context);
     MainViewModel* model = context;
 
-    // FURI_LOG_D("MAIN VIEW", "Drawing");
-
     canvas_clear(canvas);
 
-    // top row
-    draw_top_row(canvas, model);
-
-    // add f, T values
-    canvas_set_font(canvas, FontBigNumbers);
-
-    // draw f icon and number
-    canvas_draw_icon(canvas, 15, 17, &I_f_10x14);
-    draw_aperture(canvas, model);
-
-    // draw T icon and number
-    canvas_draw_icon(canvas, 15, 34, &I_T_10x14);
-    draw_speed(canvas, model);
-
     // draw button
     canvas_set_font(canvas, FontSecondary);
     elements_button_left(canvas, "Config");
 
-    // draw ND number
-    draw_nd_number(canvas, model);
+    if(!model->lux_only) {
+        // top row
+        draw_top_row(canvas, model);
 
-    // draw EV number
-    canvas_set_font(canvas, FontSecondary);
-    draw_EV_number(canvas, model);
+        // add f, T values
+        canvas_set_font(canvas, FontBigNumbers);
 
-    // draw mode indicator
-    draw_mode_indicator(canvas, model);
+        // draw f icon and number
+        canvas_draw_icon(canvas, 15, 17, &I_f_10x14);
+        draw_aperture(canvas, model);
+
+        // draw T icon and number
+        canvas_draw_icon(canvas, 15, 34, &I_T_10x14);
+        draw_speed(canvas, model);
+
+        // draw ND number
+        draw_nd_number(canvas, model);
+
+        // draw EV number
+        canvas_set_font(canvas, FontSecondary);
+        draw_EV_number(canvas, model);
+
+        // draw mode indicator
+        draw_mode_indicator(canvas, model);
+    } else {
+        draw_lux_only_mode(canvas, model);
+    }
 }
 
 static void main_view_process(MainView* main_view, InputEvent* event) {
@@ -267,6 +269,12 @@ void main_view_set_dome(MainView* main_view, bool dome) {
         main_view->view, MainViewModel * model, { model->dome = dome; }, true);
 }
 
+void main_view_set_lux_only(MainView* main_view, bool lux_only) {
+    furi_assert(main_view);
+    with_view_model(
+        main_view->view, MainViewModel * model, { model->lux_only = lux_only; }, true);
+}
+
 bool main_view_get_dome(MainView* main_view) {
     furi_assert(main_view);
     bool val = false;
@@ -307,7 +315,7 @@ void draw_top_row(Canvas* canvas, MainViewModel* context) {
 
         canvas_set_font(canvas, FontPrimary);
         // metering mode A – ambient, F – flash
-        canvas_draw_str_aligned(canvas, 1, 1, AlignLeft, AlignTop, "A");
+        // canvas_draw_str_aligned(canvas, 1, 1, AlignLeft, AlignTop, "A");
 
         snprintf(str, sizeof(str), "ISO: %d", iso_numbers[model->iso]);
         canvas_draw_str_aligned(canvas, 19, 1, AlignLeft, AlignTop, str);
@@ -412,6 +420,8 @@ void draw_nd_number(Canvas* canvas, MainViewModel* context) {
 
     char str[9];
 
+    canvas_set_font(canvas, FontSecondary);
+
     if(model->response) {
         snprintf(str, sizeof(str), "ND: %d", nd_numbers[model->nd]);
     } else {
@@ -432,3 +442,29 @@ void draw_EV_number(Canvas* canvas, MainViewModel* context) {
         canvas_draw_str_aligned(canvas, 87, 29, AlignLeft, AlignBottom, "EV: --");
     }
 }
+
+void draw_lux_only_mode(Canvas* canvas, MainViewModel* context) {
+    MainViewModel* model = context;
+
+    if(!model->response) {
+        canvas_draw_box(canvas, 0, 0, 128, 12);
+        canvas_set_color(canvas, ColorWhite);
+        canvas_set_font(canvas, FontPrimary);
+        canvas_draw_str(canvas, 24, 10, "No sensor found");
+        canvas_set_color(canvas, ColorBlack);
+    } else {
+        char str[12];
+
+        canvas_set_font(canvas, FontPrimary);
+
+        canvas_draw_line(canvas, 0, 10, 128, 10);
+        canvas_draw_str_aligned(canvas, 64, 1, AlignCenter, AlignTop, "Lux meter mode");
+
+        canvas_set_font(canvas, FontBigNumbers);
+        snprintf(str, sizeof(str), "%.0f", (double)model->lux);
+        canvas_draw_str_aligned(canvas, 80, 32, AlignRight, AlignCenter, str);
+
+        canvas_set_font(canvas, FontSecondary);
+        canvas_draw_str_aligned(canvas, 85, 39, AlignLeft, AlignBottom, "Lux");
+    }
+}
diff --git a/applications/plugins/lightmeter/gui/views/main_view.h b/applications/plugins/lightmeter/gui/views/main_view.h
index 4586e6a54..038cd3065 100644
--- a/applications/plugins/lightmeter/gui/views/main_view.h
+++ b/applications/plugins/lightmeter/gui/views/main_view.h
@@ -27,6 +27,7 @@ typedef struct {
     int aperture;
     int speed;
     bool dome;
+    bool lux_only;
 } MainViewModel;
 
 typedef void (*LightMeterMainViewButtonCallback)(void* context);
@@ -58,6 +59,8 @@ void main_view_set_speed(MainView* main_view, int val);
 
 void main_view_set_dome(MainView* main_view, bool val);
 
+void main_view_set_lux_only(MainView* main_view, bool val);
+
 bool main_view_get_dome(MainView* main_view);
 
 void draw_top_row(Canvas* canvas, MainViewModel* context);
@@ -71,3 +74,5 @@ void draw_mode_indicator(Canvas* canvas, MainViewModel* context);
 void draw_nd_number(Canvas* canvas, MainViewModel* context);
 
 void draw_EV_number(Canvas* canvas, MainViewModel* context);
+
+void draw_lux_only_mode(Canvas* canvas, MainViewModel* context);
diff --git a/applications/plugins/lightmeter/images/framed_gui.gif b/applications/plugins/lightmeter/images/framed_gui.gif
deleted file mode 100644
index 86c4d79a5..000000000
Binary files a/applications/plugins/lightmeter/images/framed_gui.gif and /dev/null differ
diff --git a/applications/plugins/lightmeter/images/framed_gui_config.png b/applications/plugins/lightmeter/images/framed_gui_config.png
deleted file mode 100644
index 3d0f0c88a..000000000
Binary files a/applications/plugins/lightmeter/images/framed_gui_config.png and /dev/null differ
diff --git a/applications/plugins/lightmeter/images/framed_gui_main.png b/applications/plugins/lightmeter/images/framed_gui_main.png
deleted file mode 100644
index 89aa1a11f..000000000
Binary files a/applications/plugins/lightmeter/images/framed_gui_main.png and /dev/null differ
diff --git a/applications/plugins/lightmeter/images/gui_config.png b/applications/plugins/lightmeter/images/gui_config.png
deleted file mode 100644
index ac7de4517..000000000
Binary files a/applications/plugins/lightmeter/images/gui_config.png and /dev/null differ
diff --git a/applications/plugins/lightmeter/images/gui_main.png b/applications/plugins/lightmeter/images/gui_main.png
deleted file mode 100644
index ae523aa2f..000000000
Binary files a/applications/plugins/lightmeter/images/gui_main.png and /dev/null differ
diff --git a/applications/plugins/lightmeter/lib/BH1750/BH1750.c b/applications/plugins/lightmeter/lib/BH1750/BH1750.c
index 28616e040..9e6a50758 100644
--- a/applications/plugins/lightmeter/lib/BH1750/BH1750.c
+++ b/applications/plugins/lightmeter/lib/BH1750/BH1750.c
@@ -15,6 +15,7 @@
 
 BH1750_mode bh1750_mode = BH1750_DEFAULT_MODE; // Current sensor mode
 uint8_t bh1750_mt_reg = BH1750_DEFAULT_MTREG; // Current MT register value
+uint8_t bh1750_addr = BH1750_ADDRESS;
 
 BH1750_STATUS bh1750_init() {
     if(BH1750_OK == bh1750_reset()) {
@@ -25,12 +26,17 @@ BH1750_STATUS bh1750_init() {
     return BH1750_ERROR;
 }
 
+BH1750_STATUS bh1750_init_with_addr(uint8_t addr) {
+    bh1750_addr = (addr << 1);
+    return bh1750_init();
+}
+
 BH1750_STATUS bh1750_reset() {
     uint8_t command = 0x07;
     bool status;
 
     furi_hal_i2c_acquire(I2C_BUS);
-    status = furi_hal_i2c_tx(I2C_BUS, BH1750_ADDRESS, &command, 1, I2C_TIMEOUT);
+    status = furi_hal_i2c_tx(I2C_BUS, bh1750_addr, &command, 1, I2C_TIMEOUT);
     furi_hal_i2c_release(I2C_BUS);
 
     if(status) {
@@ -45,7 +51,7 @@ BH1750_STATUS bh1750_set_power_state(uint8_t PowerOn) {
     bool status;
 
     furi_hal_i2c_acquire(I2C_BUS);
-    status = furi_hal_i2c_tx(I2C_BUS, BH1750_ADDRESS, &PowerOn, 1, I2C_TIMEOUT);
+    status = furi_hal_i2c_tx(I2C_BUS, bh1750_addr, &PowerOn, 1, I2C_TIMEOUT);
     furi_hal_i2c_release(I2C_BUS);
 
     if(status) {
@@ -69,7 +75,7 @@ BH1750_STATUS bh1750_set_mode(BH1750_mode mode) {
     bh1750_mode = mode;
 
     furi_hal_i2c_acquire(I2C_BUS);
-    status = furi_hal_i2c_tx(I2C_BUS, BH1750_ADDRESS, &mode, 1, I2C_TIMEOUT);
+    status = furi_hal_i2c_tx(I2C_BUS, bh1750_addr, &mode, 1, I2C_TIMEOUT);
     furi_hal_i2c_release(I2C_BUS);
 
     if(status) {
@@ -93,14 +99,14 @@ BH1750_STATUS bh1750_set_mt_reg(uint8_t mt_reg) {
     tmp[1] = (0x60 | (mt_reg & 0x1F));
 
     furi_hal_i2c_acquire(I2C_BUS);
-    status = furi_hal_i2c_tx(I2C_BUS, BH1750_ADDRESS, &tmp[0], 1, I2C_TIMEOUT);
+    status = furi_hal_i2c_tx(I2C_BUS, bh1750_addr, &tmp[0], 1, I2C_TIMEOUT);
     furi_hal_i2c_release(I2C_BUS);
     if(!status) {
         return BH1750_ERROR;
     }
 
     furi_hal_i2c_acquire(I2C_BUS);
-    status = furi_hal_i2c_tx(I2C_BUS, BH1750_ADDRESS, &tmp[1], 1, I2C_TIMEOUT);
+    status = furi_hal_i2c_tx(I2C_BUS, bh1750_addr, &tmp[1], 1, I2C_TIMEOUT);
     furi_hal_i2c_release(I2C_BUS);
     if(status) {
         return BH1750_OK;
@@ -122,7 +128,7 @@ BH1750_STATUS bh1750_read_light(float* result) {
     bool status;
 
     furi_hal_i2c_acquire(I2C_BUS);
-    status = furi_hal_i2c_rx(I2C_BUS, BH1750_ADDRESS, rcv, 2, I2C_TIMEOUT);
+    status = furi_hal_i2c_rx(I2C_BUS, bh1750_addr, rcv, 2, I2C_TIMEOUT);
     furi_hal_i2c_release(I2C_BUS);
 
     if(status) {
diff --git a/applications/plugins/lightmeter/lib/BH1750/BH1750.h b/applications/plugins/lightmeter/lib/BH1750/BH1750.h
index 991350f7f..46649c33e 100644
--- a/applications/plugins/lightmeter/lib/BH1750/BH1750.h
+++ b/applications/plugins/lightmeter/lib/BH1750/BH1750.h
@@ -49,6 +49,13 @@ typedef enum {
  */
 BH1750_STATUS bh1750_init();
 
+/**
+ * @brief Change the I2C device address and then initialize the sensor.
+ * 
+ * @return BH1750_STATUS
+ */
+BH1750_STATUS bh1750_init_with_addr(uint8_t addr);
+
 /**
  * @brief Reset all registers to the default value.
  * 
diff --git a/applications/plugins/lightmeter/lightmeter.c b/applications/plugins/lightmeter/lightmeter.c
index 6034a9ee9..07661d2d4 100644
--- a/applications/plugins/lightmeter/lightmeter.c
+++ b/applications/plugins/lightmeter/lightmeter.c
@@ -1,7 +1,7 @@
 #include "lightmeter.h"
 #include "lightmeter_helper.h"
 
-#define WORKER_TAG "MAIN APP"
+#define TAG "MAIN APP"
 
 static bool lightmeter_custom_event_callback(void* context, uint32_t event) {
     furi_assert(context);
@@ -31,7 +31,6 @@ LightMeterApp* lightmeter_app_alloc(uint32_t first_scene) {
     bh1750_set_power_state(1);
     bh1750_init();
     bh1750_set_mode(ONETIME_HIGH_RES_MODE);
-    bh1750_set_mt_reg(100);
 
     // Set default values to config
     app->config = malloc(sizeof(LightMeterConfig));
@@ -39,12 +38,11 @@ LightMeterApp* lightmeter_app_alloc(uint32_t first_scene) {
     app->config->nd = DEFAULT_ND;
     app->config->aperture = DEFAULT_APERTURE;
     app->config->dome = DEFAULT_DOME;
+    app->config->backlight = DEFAULT_BACKLIGHT;
 
     // Records
     app->gui = furi_record_open(RECORD_GUI);
     app->notifications = furi_record_open(RECORD_NOTIFICATION);
-    notification_message(
-        app->notifications, &sequence_display_backlight_enforce_on); // force on backlight
 
     // View dispatcher
     app->view_dispatcher = view_dispatcher_alloc();
@@ -112,9 +110,11 @@ void lightmeter_app_free(LightMeterApp* app) {
 
     // Records
     furi_record_close(RECORD_GUI);
-    notification_message(
-        app->notifications,
-        &sequence_display_backlight_enforce_auto); // set backlight back to auto
+    if(app->config->backlight != BACKLIGHT_AUTO) {
+        notification_message(
+            app->notifications,
+            &sequence_display_backlight_enforce_auto); // set backlight back to auto
+    }
     furi_record_close(RECORD_NOTIFICATION);
 
     bh1750_set_power_state(0);
diff --git a/applications/plugins/lightmeter/lightmeter.h b/applications/plugins/lightmeter/lightmeter.h
index 679b32d15..2558be3c5 100644
--- a/applications/plugins/lightmeter/lightmeter.h
+++ b/applications/plugins/lightmeter/lightmeter.h
@@ -24,6 +24,8 @@ typedef struct {
     int nd;
     int aperture;
     int dome;
+    int backlight;
+    int lux_only;
 } LightMeterConfig;
 
 typedef struct {
diff --git a/applications/plugins/lightmeter/lightmeter_config.h b/applications/plugins/lightmeter/lightmeter_config.h
index 023235cff..5edbdce0a 100644
--- a/applications/plugins/lightmeter/lightmeter_config.h
+++ b/applications/plugins/lightmeter/lightmeter_config.h
@@ -1,6 +1,6 @@
 #pragma once
 
-#define LM_VERSION_APP "0.5"
+#define LM_VERSION_APP "0.7"
 #define LM_DEVELOPED "Oleksii Kutuzov"
 #define LM_GITHUB "https://github.com/oleksiikutuzov/flipperzero-lightmeter"
 
@@ -10,6 +10,7 @@
 #define DEFAULT_APERTURE AP_2_8
 #define DEFAULT_SPEED SPEED_125
 #define DEFAULT_DOME WITHOUT_DOME
+#define DEFAULT_BACKLIGHT BACKLIGHT_AUTO
 
 typedef enum {
     ISO_6,
@@ -78,6 +79,7 @@ typedef enum {
     SPEED_250,
     SPEED_125,
     SPEED_60,
+    SPEED_48,
     SPEED_30,
     SPEED_15,
     SPEED_8,
@@ -97,3 +99,10 @@ typedef enum {
     WITHOUT_DOME,
     WITH_DOME,
 } LightMeterDomePresence;
+
+typedef enum {
+    LUX_ONLY_OFF,
+    LUX_ONLY_ON,
+} LightMeterLuxOnlyMode;
+
+typedef enum { BACKLIGHT_AUTO, BACKLIGHT_ON } LightMeterBacklight;
diff --git a/applications/plugins/lightmeter/lightmeter_helper.c b/applications/plugins/lightmeter/lightmeter_helper.c
index 1cdddfca9..465ccbce1 100644
--- a/applications/plugins/lightmeter/lightmeter_helper.c
+++ b/applications/plugins/lightmeter/lightmeter_helper.c
@@ -1,33 +1,8 @@
 #include "lightmeter_helper.h"
 #include "lightmeter_config.h"
 
-static const float aperture_numbers[] = {
-    [AP_1] = 1.0,
-    [AP_1_4] = 1.4,
-    [AP_2] = 2.0,
-    [AP_2_8] = 2.8,
-    [AP_4] = 4.0,
-    [AP_5_6] = 5.6,
-    [AP_8] = 8,
-    [AP_11] = 11,
-    [AP_16] = 16,
-    [AP_22] = 22,
-    [AP_32] = 32,
-    [AP_45] = 45,
-    [AP_64] = 64,
-    [AP_90] = 90,
-    [AP_128] = 128,
-};
-
-static const float time_numbers[] = {
-    [SPEED_8000] = 1.0 / 8000, [SPEED_4000] = 1.0 / 4000, [SPEED_2000] = 1.0 / 2000,
-    [SPEED_1000] = 1.0 / 1000, [SPEED_500] = 1.0 / 500,   [SPEED_250] = 1.0 / 250,
-    [SPEED_125] = 1.0 / 125,   [SPEED_60] = 1.0 / 60,     [SPEED_30] = 1.0 / 30,
-    [SPEED_15] = 1.0 / 15,     [SPEED_8] = 1.0 / 8,       [SPEED_4] = 1.0 / 4,
-    [SPEED_2] = 1.0 / 2,       [SPEED_1S] = 1.0,          [SPEED_2S] = 2.0,
-    [SPEED_4S] = 4.0,          [SPEED_8S] = 8.0,          [SPEED_15S] = 15.0,
-    [SPEED_30S] = 30.0,
-};
+extern const float aperture_numbers[];
+extern const float speed_numbers[];
 
 float lux2ev(float lux) {
     return log2(lux / 2.5);
@@ -41,7 +16,6 @@ float getMinDistance(float x, float v1, float v2) {
     return v1;
 }
 
-// Convert calculated aperture value to photography style aperture value.
 float normalizeAperture(float a) {
     for(int i = 0; i < AP_NUM; i++) {
         float a1 = aperture_numbers[i];
@@ -57,8 +31,8 @@ float normalizeAperture(float a) {
 
 float normalizeTime(float a) {
     for(int i = 0; i < SPEED_NUM; i++) {
-        float a1 = time_numbers[i];
-        float a2 = time_numbers[i + 1];
+        float a1 = speed_numbers[i];
+        float a2 = speed_numbers[i + 1];
 
         if(a1 < a && a2 >= a) {
             return getMinDistance(a, a1, a2);