diff --git a/project/ble_peripheral/ble_app_bladder_patch/battery_saadc.c b/project/ble_peripheral/ble_app_bladder_patch/battery_saadc.c
index 22c6250..934ee9b 100644
--- a/project/ble_peripheral/ble_app_bladder_patch/battery_saadc.c
+++ b/project/ble_peripheral/ble_app_bladder_patch/battery_saadc.c
@@ -67,7 +67,7 @@ static nrf_saadc_value_t adc_buf;
 APP_TIMER_DEF(m_battery_loop_timer_id);
 
 /* 배터리 측정 주기: 5초 (밀리초 단위) */
-#define BATTERY_LOOP_INTERVAL              5000
+#define BATTERY_LOOP_INTERVAL              60000
 
 /* 저전압 체크 플래그 — battery_loop에서 true로 설정, 핸들러에서 소비 */
 bool low_battery_check = false;
@@ -217,7 +217,9 @@ static void battery_configure(void)
 	saadc_config.resolution = NRF_SAADC_RESOLUTION_12BIT;	// 10 -> 12bit
 	saadc_config.oversample = NRF_SAADC_OVERSAMPLE_4X;
 	ret_code_t err_code = nrf_drv_saadc_init(&saadc_config, battery_event_handler);
-	APP_ERROR_CHECK(err_code);
+	if (err_code != NRF_SUCCESS) {
+		return;  /* SAADC 사용 중 → 이번 측정 스킵, 다음 주기에 재시도 */
+	}
 
 	/* AIN2 채널 설정: 싱글엔드 입력, 1/6 gain, burst + TACQ 20μs */
 	nrf_saadc_channel_config_t config = NRF_DRV_SAADC_DEFAULT_CHANNEL_CONFIG_SE(NRF_SAADC_INPUT_AIN2);