diff --git a/Makefile b/Makefile
index 7f856ad..cf77eb5 100644
--- a/Makefile
+++ b/Makefile
@@ -6,7 +6,7 @@
 # ---- STOCK QUANSHENG FERATURES ----
 ENABLE_FMRADIO                	?= 0
 ENABLE_UART                   	?= 1
-ENABLE_AIRCOPY                	?= 0
+ENABLE_AIRCOPY                	?= 1
 ENABLE_NOAA                   	?= 0
 ENABLE_VOICE                  	?= 0
 ENABLE_VOX                    	?= 1
diff --git a/helper/boot.c b/helper/boot.c
index ad56631..4ac9d5c 100644
--- a/helper/boot.c
+++ b/helper/boot.c
@@ -101,6 +101,8 @@ void BOOT_ProcessMode(BOOT_Mode_t Mode)
 
 			gAircopyState = AIRCOPY_READY;
 
+			gEeprom.BACKLIGHT_TIME = 61;
+
 			GUI_SelectNextDisplay(DISPLAY_AIRCOPY);
 		}
 	#endif
diff --git a/ui/aircopy.c b/ui/aircopy.c
index 37b278d..f2020bd 100644
--- a/ui/aircopy.c
+++ b/ui/aircopy.c
@@ -27,10 +27,16 @@
 #include "ui/helper.h"
 #include "ui/inputbox.h"
 
+static int8_t map(int8_t x, int8_t in_min, int8_t in_max, int8_t out_min, int8_t out_max) {
+	return (x - in_min) * (out_max - out_min) / (in_max - in_min) + out_min;
+}
+
 void UI_DisplayAircopy(void)
 {
 	char String[16] = { 0 };
 	char *pPrintStr = { 0 };
+	static bool crc[120] = { 0 };
+	static uint8_t lErrorsDuringAirCopy = 0;
 
 	UI_DisplayClear();
 
@@ -60,11 +66,39 @@ void UI_DisplayAircopy(void)
 
 	memset(String, 0, sizeof(String));
 	if (gAirCopyIsSendMode == 0) {
-		sprintf(String, "RCV:%u E:%u", gAirCopyBlockNumber, gErrorsDuringAirCopy);
+		sprintf(String, "RCV:%02d%% E:%02d", map(gAirCopyBlockNumber + gErrorsDuringAirCopy, 0, 120, 0, 100), gErrorsDuringAirCopy);
 	} else if (gAirCopyIsSendMode == 1) {
-		sprintf(String, "SND:%u", gAirCopyBlockNumber);
+		sprintf(String, "SND:%02d%%", map(gAirCopyBlockNumber + gErrorsDuringAirCopy, 0, 120, 0, 100));
 	}
-	UI_PrintString(String, 2, 127, 4, 8);
+	UI_PrintString(String, 2, 127, 5, 8);
+
+	// Draw gauge
+	gFrameBuffer[4][2] = 0xff;
+
+	for(uint8_t i = 1; i <= 122; i++)
+	{
+		gFrameBuffer[4][2 + i] = 0x81;
+	}
+
+	if(gAirCopyBlockNumber + gErrorsDuringAirCopy != 0)
+	{
+		// Check CRC
+		if(gErrorsDuringAirCopy != lErrorsDuringAirCopy)
+		{
+			crc[gAirCopyBlockNumber + gErrorsDuringAirCopy - 1] = 1;
+			lErrorsDuringAirCopy = gErrorsDuringAirCopy;
+		}
+
+		for(uint8_t i = 0; i < (gAirCopyBlockNumber + gErrorsDuringAirCopy); i++)
+		{
+			if(crc[i] == 0)
+			{
+				gFrameBuffer[4][i + 4] = 0xbd;
+			}
+		}
+	}
+
+	gFrameBuffer[4][125] = 0xff;
 
 	ST7565_BlitFullScreen();
 }