diff --git a/UI/UI_global.c b/UI/UI_global.c
index 62dbb52..7515840 100644
--- a/UI/UI_global.c
+++ b/UI/UI_global.c
@@ -481,7 +481,17 @@ void Draw_Status_Battery_Icon(uint8_t battery_percent)
 	LCD_FillByColor(clear_x, 0, 240, UI0902_STATUS_SEP_Y, UI0902_BG_COLOR);
 
 	if (charging) {
-		/* Type-C 插入：0918 闪电电池图，无电量填充，右侧仍显示百分比 */
+		/* 内腔按实际电量填黄，再盖外壳和闪电（图标里不再烘焙固定黄条） */
+		fill_w = (uint16_t)(((uint32_t)UI0902_BATTERY_CHG_FILL_MAX * battery_percent) / 100u);
+		if (fill_w > UI0902_BATTERY_CHG_FILL_MAX)
+			fill_w = UI0902_BATTERY_CHG_FILL_MAX;
+		if (fill_w > 0) {
+			fill_x1 = (uint16_t)(bat_x + UI0902_BATTERY_CHG_FILL_DX);
+			fill_y1 = (uint16_t)(icon_y + UI0902_BATTERY_CHG_FILL_DY);
+			fill_x2 = (uint16_t)(fill_x1 + fill_w);
+			fill_y2 = (uint16_t)(fill_y1 + UI0902_BATTERY_CHG_FILL_H);
+			LCD_FillByColor(fill_x1, fill_y1, fill_x2, fill_y2, UI0902_BATTERY_CHG_FILL);
+		}
 		LCD_WR_PIC_Trans(bat_x, icon_y, UI0902_BATTERY_CHG_W, UI0902_BATTERY_CHG_H,
 		                 gImage_UI0902_BatteryCharging_40x13, BLACK);
 	} else {
diff --git a/UI/UI_global.h b/UI/UI_global.h
index 0e07352..c356e14 100644
--- a/UI/UI_global.h
+++ b/UI/UI_global.h
@@ -148,9 +148,14 @@ void CallUI_UsbConfirm(void);
 #define UI0902_BT_HIT_Y1        (uint16_t)(UI_STATUS_BAR_H + 2)
 #define UI0902_BATTERY_W        29
 #define UI0902_BATTERY_H        12
-/* 0924 充电态：闪电电池图 40x13 */
+/* 0924 充电态：闪电电池图 40x13。外壳左壁在图内 x=11，内腔 x=14 起、宽 21 */
 #define UI0902_BATTERY_CHG_W    40
 #define UI0902_BATTERY_CHG_H    13
+#define UI0902_BATTERY_CHG_FILL_DX  14
+#define UI0902_BATTERY_CHG_FILL_DY  3
+#define UI0902_BATTERY_CHG_FILL_MAX 21
+#define UI0902_BATTERY_CHG_FILL_H   6
+#define UI0902_BATTERY_CHG_FILL     0xDF04  /* 与闪电同色 RGB(217,224,33) */
 /* 与音量/蓝牙大致居中后再下移 2px：12px 高 → 顶 y9 */
 #define UI0902_BATTERY_Y        9
 #define UI0902_BATTERY_RIGHT_MARGIN  6
diff --git a/device/LCD_ILI9341/Drv_ILI9341_Lcd_Image_UI0902.c b/device/LCD_ILI9341/Drv_ILI9341_Lcd_Image_UI0902.c
index 92b72f5..2d6a524 100644
--- a/device/LCD_ILI9341/Drv_ILI9341_Lcd_Image_UI0902.c
+++ b/device/LCD_ILI9341/Drv_ILI9341_Lcd_Image_UI0902.c
@@ -244,38 +244,38 @@ const unsigned char gImage_UI0902_BatteryCharging_40x13[1040] = { /* 40x13 RGB56
 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x94,0x92,0xC6,0x18,0x00,0x00,0x00,0x00,
 0x00,0x00,0x00,0x00,0x29,0x40,0xCE,0x83,0xDF,0x04,0x7B,0xE2,0x00,0x00,0x00,0x00,
-0x00,0x00,0x00,0x00,0x00,0x00,0x42,0x08,0xFF,0xFF,0x00,0x00,0x42,0x21,0xDF,0x04,
-0xDF,0x04,0xDF,0x04,0xDF,0x04,0xDF,0x04,0xDF,0x04,0xA5,0x43,0x00,0x00,0x00,0x00,
+0x00,0x00,0x00,0x00,0x00,0x00,0x42,0x08,0xFF,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,
+0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x84,0x10,0xC6,0x18,0x00,0x00,0x00,0x00,
 0x00,0x00,0x00,0x00,0xCE,0x83,0xDF,0x04,0xDF,0x04,0x52,0xA1,0x00,0x00,0x00,0x00,
-0x00,0x00,0x00,0x00,0x00,0x00,0x42,0x08,0xFF,0xFF,0x00,0x00,0x6B,0x82,0xDF,0x04,
-0xDF,0x04,0xDF,0x04,0xDF,0x04,0xDF,0x04,0xDF,0x04,0xA5,0x43,0x00,0x00,0x00,0x00,
+0x00,0x00,0x00,0x00,0x00,0x00,0x42,0x08,0xFF,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,
+0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x84,0x10,0xFF,0xFF,0xD6,0x9A,0x00,0x00,
 0x00,0x00,0xB5,0xA3,0xDF,0x04,0xDF,0x04,0xDF,0x04,0xCE,0x83,0xA5,0x43,0x52,0xA1,
-0x00,0x00,0x00,0x00,0x00,0x00,0x42,0x08,0xFF,0xFF,0x00,0x00,0x6B,0x82,0xDF,0x04,
-0xDF,0x04,0xDF,0x04,0xDF,0x04,0xDF,0x04,0xDF,0x04,0xA5,0x43,0x00,0x00,0x00,0x00,
+0x00,0x00,0x00,0x00,0x00,0x00,0x42,0x08,0xFF,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,
+0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x84,0x10,0xFF,0xFF,0xFF,0xFF,0x42,0x08,
 0x31,0xC1,0xDF,0x04,0xDF,0x04,0xDF,0x04,0xDF,0x04,0xDF,0x04,0xDF,0x04,0x31,0xC1,
-0x00,0x00,0x00,0x00,0x00,0x00,0x42,0x08,0xFF,0xFF,0x00,0x00,0x6B,0x82,0xDF,0x04,
-0xDF,0x04,0xDF,0x04,0xDF,0x04,0xDF,0x04,0xDF,0x04,0xA5,0x43,0x00,0x00,0x00,0x00,
+0x00,0x00,0x00,0x00,0x00,0x00,0x42,0x08,0xFF,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,
+0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x84,0x10,0xFF,0xFF,0xFF,0xFF,0x42,0x08,
 0x00,0x00,0x00,0x00,0x29,0x40,0xDF,0x04,0xDF,0x04,0xDF,0x04,0x52,0xA1,0x00,0x00,
-0x00,0x00,0x00,0x00,0x00,0x00,0x42,0x08,0xFF,0xFF,0x00,0x00,0x6B,0x82,0xDF,0x04,
-0xDF,0x04,0xDF,0x04,0xDF,0x04,0xDF,0x04,0xDF,0x04,0xA5,0x43,0x00,0x00,0x00,0x00,
+0x00,0x00,0x00,0x00,0x00,0x00,0x42,0x08,0xFF,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,
+0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x84,0x10,0xFF,0xFF,0xD6,0x9A,0x00,0x00,
 0x00,0x00,0x00,0x00,0x31,0xC1,0xDF,0x04,0xDF,0x04,0x8C,0x62,0x00,0x00,0x00,0x00,
-0x00,0x00,0x00,0x00,0x00,0x00,0x42,0x08,0xFF,0xFF,0x00,0x00,0x5B,0x01,0xDF,0x04,
-0xDF,0x04,0xDF,0x04,0xDF,0x04,0xDF,0x04,0xDF,0x04,0xA5,0x43,0x00,0x00,0x00,0x00,
+0x00,0x00,0x00,0x00,0x00,0x00,0x42,0x08,0xFF,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,
+0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x84,0x10,0xD6,0x9A,0x00,0x00,0x00,0x00,
 0x00,0x00,0x00,0x00,0x6B,0x82,0xDF,0x04,0x94,0xC2,0x00,0x00,0x00,0x00,0x00,0x00,
-0x00,0x00,0x00,0x00,0x00,0x00,0x42,0x08,0xFF,0xFF,0x00,0x00,0x00,0x00,0x31,0xC1,
-0x31,0xC1,0x31,0xC1,0x31,0xC1,0x31,0xC1,0x31,0xC1,0x29,0x40,0x00,0x00,0x00,0x00,
+0x00,0x00,0x00,0x00,0x00,0x00,0x42,0x08,0xFF,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,
+0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x84,0x10,0xC6,0x18,0x00,0x00,0x00,0x00,
 0x00,0x00,0x00,0x00,0xB5,0xA3,0xB5,0xA3,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
diff --git a/tools/gen_ui0902_assets.py b/tools/gen_ui0902_assets.py
index aac1cc6..0b7eec6 100644
--- a/tools/gen_ui0902_assets.py
+++ b/tools/gen_ui0902_assets.py
@@ -144,6 +144,17 @@ def make_battery_outline():
 
 
 
+def make_battery_charging():
+    """充电图只保留外壳和闪电。内腔黄条由界面按电量现画，不烘焙进图标。"""
+    im = Image.open(SRC / "02_顶部图标" / "电池图标-充电状态-0924.png").convert("RGBA")
+    px = im.load()
+    # 外壳左壁 x=11/12，右壁 x=36/37；内腔黄条在 x=14 起。闪电在 x<=7。
+    for y in range(2, 10):
+        for x in range(13, 36):
+            px[x, y] = (0, 0, 0, 0)
+    return im
+
+
 def make_battery_fill():
     """Solid white 22x9 level strip (do NOT use 电池电量 mockup — it embeds \"80%\" text)."""
     return Image.new("RGBA", (22, 9), (255, 255, 255, 255))
@@ -295,7 +306,11 @@ def main():
         total_int += len(data)
 
         for name, rel in INTERNAL:
-            data, w, h = rgba_to_rgb565(Image.open(SRC / rel))
+            if name == "gImage_UI0902_BatteryCharging_40x13":
+                im = make_battery_charging()
+            else:
+                im = Image.open(SRC / rel)
+            data, w, h = rgba_to_rgb565(im)
             emit_c_array(c_lines, name, data, w, h)
             h_lines.append(f"extern const unsigned char {name}[{len(data)}];")
             total_int += len(data)