diff --git a/project/ble_peripheral/ble_app_bladder_patch/command/handlers/cmd_device.c b/project/ble_peripheral/ble_app_bladder_patch/command/handlers/cmd_device.c
index 7405ab0..a9caf33 100644
--- a/project/ble_peripheral/ble_app_bladder_patch/command/handlers/cmd_device.c
+++ b/project/ble_peripheral/ble_app_bladder_patch/command/handlers/cmd_device.c
@@ -12,6 +12,7 @@
 #include "cmd_device.h"
 #include "fstorage.h"
 #include "led_control.h"
+#include "app_raw.h"
 
 /*==============================================================================
  * msq? -> rsq:  Device power OFF
@@ -172,6 +173,14 @@ int Cmd_mls(const ParsedCmd *cmd)
     }
 
     led_set_state((led_state_t)state);
+    if ((led_state_t)state == LED_STATE_OFF)
+    {
+        if (imu_fifo_capture_is_active())
+        {
+            imu_fifo_capture_disable();
+        }
+    }
+
     dr_ble_return_1("rls:", state);
     return 1;
 }
diff --git a/project/ble_peripheral/ble_app_bladder_patch/measurement/imu/app_raw/app_raw.h b/project/ble_peripheral/ble_app_bladder_patch/measurement/imu/app_raw/app_raw.h
index 240c9a8..e85fcef 100644
--- a/project/ble_peripheral/ble_app_bladder_patch/measurement/imu/app_raw/app_raw.h
+++ b/project/ble_peripheral/ble_app_bladder_patch/measurement/imu/app_raw/app_raw.h
@@ -122,6 +122,11 @@ int imu_fifo_capture_start(void);
  */
 int imu_fifo_capture_stop_and_send_rim(void);
 
+/**
+ * \brief Stop IMU FIFO capture without sending rim: packets.
+ */
+void imu_fifo_capture_disable(void);
+
 /*
  * mtb? / rim: binary layout (every BLE fragment)
  *   [ 'r' 'i' 'm' ':' ] [ total_sample_count u16 BE ] [ 12 * total_sample_count bytes ... ]