diff --git a/thermal/thermal_info_config_caiman.json b/thermal/thermal_info_config_caiman.json
index 8bd56c87..621037ae 100644
--- a/thermal/thermal_info_config_caiman.json
+++ b/thermal/thermal_info_config_caiman.json
@@ -225,12 +225,12 @@
             "VirtualSensor": true,
             "ModelPath": "vt_estimation_model.tflite",
             "Formula": "USE_ML_MODEL",
-            "Combination": ["battery", "btmspkr_therm", "charging_therm", "disp_therm", "north_therm", "quiet_therm", "rfpa_therm", "soc_therm", "usb_pwr_therm"],
+            "Combination": ["btmspkr_therm", "charging_therm", "disp_therm", "north_therm", "quiet_therm", "rfpa_therm", "soc_therm", "usb_pwr_therm"],
             "Multiplier": 0.001,
             "PreviousSampleCount": 3,
             "OffsetThresholds" : [50000, 53000],
             "OffsetValues" : [500, 1000],
-            "SupportUnderSampling": true
+            "BackupSensor" : "VIRTUAL-SKIN-LEGACY"
         },
         {
             "Name": "VIRTUAL-SKIN-MODEL-UPPER-CLAMPED",
diff --git a/thermal/thermal_info_config_komodo.json b/thermal/thermal_info_config_komodo.json
index 7cf2347a..effe1db8 100644
--- a/thermal/thermal_info_config_komodo.json
+++ b/thermal/thermal_info_config_komodo.json
@@ -214,13 +214,13 @@
             "VirtualSensor": true,
             "ModelPath": "vt_estimation_model.tflite",
             "Formula": "USE_ML_MODEL",
-            "Combination": ["battery", "btmspkr_therm", "charging_therm", "disp_therm", "north_therm", "quiet_therm", "rfpa_therm", "soc_therm", "usb_pwr_therm"],
+            "Combination": ["btmspkr_therm", "charging_therm", "disp_therm", "north_therm", "quiet_therm", "rfpa_therm", "soc_therm", "usb_pwr_therm"],
             "Multiplier": 0.001,
             "Offset": 500,
             "PreviousSampleCount": 3,
             "OffsetThresholds" : [50000, 53000],
             "OffsetValues" : [500, 1000],
-            "SupportUnderSampling": true
+            "BackupSensor" : "VIRTUAL-SKIN-LEGACY"
         },
         {
             "Name": "VIRTUAL-SKIN-MODEL-UPPER-CLAMPED",
diff --git a/thermal/thermal_info_config_tokay.json b/thermal/thermal_info_config_tokay.json
index b240e5cd..c4e1d39b 100644
--- a/thermal/thermal_info_config_tokay.json
+++ b/thermal/thermal_info_config_tokay.json
@@ -204,12 +204,12 @@
             "VirtualSensor": true,
             "ModelPath": "vt_estimation_model.tflite",
             "Formula": "USE_ML_MODEL",
-            "Combination": ["battery", "btmspkr_therm", "charging_therm", "disp_therm", "north_therm", "quiet_therm", "rfpa_therm", "soc_therm", "usb_pwr_therm"],
+            "Combination": ["btmspkr_therm", "charging_therm", "disp_therm", "north_therm", "quiet_therm", "rfpa_therm", "soc_therm", "usb_pwr_therm"],
             "Multiplier": 0.001,
             "PreviousSampleCount": 3,
             "OffsetThresholds" : [50000, 53000],
             "OffsetValues" : [500, 1000],
-            "SupportUnderSampling": true
+            "BackupSensor" : "VIRTUAL-SKIN-LEGACY"
         },
         {
             "Name": "VIRTUAL-SKIN-MODEL-UPPER-CLAMPED",
diff --git a/thermal/vt_estimation_model_caiman.tflite b/thermal/vt_estimation_model_caiman.tflite
index e3d534a6..e62d983e 100644
Binary files a/thermal/vt_estimation_model_caiman.tflite and b/thermal/vt_estimation_model_caiman.tflite differ
diff --git a/thermal/vt_estimation_model_komodo.tflite b/thermal/vt_estimation_model_komodo.tflite
index 9b74cd2f..336d9a82 100644
Binary files a/thermal/vt_estimation_model_komodo.tflite and b/thermal/vt_estimation_model_komodo.tflite differ
diff --git a/thermal/vt_estimation_model_tokay.tflite b/thermal/vt_estimation_model_tokay.tflite
index 6da83d59..1563177a 100644
Binary files a/thermal/vt_estimation_model_tokay.tflite and b/thermal/vt_estimation_model_tokay.tflite differ