diff --git a/project/ble_peripheral/ble_app_bladder_patch/main.c b/project/ble_peripheral/ble_app_bladder_patch/main.c
index d7eb395..a5817a6 100644
--- a/project/ble_peripheral/ble_app_bladder_patch/main.c
+++ b/project/ble_peripheral/ble_app_bladder_patch/main.c
@@ -233,7 +233,6 @@ static volatile bool    s_tx_pending = false;                           /* TX re
 static uint8_t          s_tx_pending_buf[BLE_NUS_MAX_DATA_LEN] = {0};   /* Pending packet (with CRC) */
 static uint16_t         s_tx_pending_len = 0;                           /* Pending packet length */
 
-
 char m_static_passkey[PASSKEY_LENGTH] = DEFAULT_PASSKEY;    /* Static passkey (6 digits, loaded from FDS) */
 char SERIAL_NO[SERIAL_NO_LENGTH] = {0};                     /* Serial number (used as BLE device name) */
 char HW_NO[HW_NO_LENGTH] = {0};                             /* Hardware number (FDS stored/read) */
@@ -1607,13 +1606,13 @@ static void main_s(void * p_context)
     /* ---- Boot phase ---- */
     if (button_released)
     {
-        if ((cnt_s < 400) && (m_reset_status != 2))
+        if ((cnt_s < 250) && (m_reset_status != 2))
         {
             led_set_state(LED_STATE_OFF);
             power_control_handler(OFF);
             cnt_s = 0;
         }
-        else if (cnt_s > 3000)  /* 3000 x 5ms = 15s */
+        else if (cnt_s >= 3000)  /* 3000 x 5ms = 15s */
         {
             DBG_PRINTF("[BTN] Bond Delete\r\n");
             power_control_handler(ON);
@@ -1625,7 +1624,7 @@ static void main_s(void * p_context)
             go_device_power_off = true;
             main_timer_start();
         }
-        else if (cnt_s > 400 || (m_reset_status == 2))  /* 400 x 5ms = 2s */
+        else if (cnt_s > 250 || (m_reset_status == 2))  /* 250 x 5ms = 1.25s + α */
         {
             DBG_PRINTF("[BTN] Boot (cnt=%d)\r\n", cnt_s);
             device_reset = false;
@@ -1654,7 +1653,7 @@ static void main_s(void * p_context)
         cnt_s++;
         device_reset = false;
 
-        if (cnt_s == 400)   /* 400 x 5ms = 2s */
+        if (cnt_s == 250)   /* 250 x 5ms = 1.25s + α */
         {
             led_set_state(LED_STATE_POWER_ON);
             DBG_PRINTF("[BTN] 2.0s\r\n");