diff --git a/custom_components/bluetti_bt/bluetti_bt_lib/devices/ac200l.py b/custom_components/bluetti_bt/bluetti_bt_lib/devices/ac200l.py
index ab80a10..67be43d 100644
--- a/custom_components/bluetti_bt/bluetti_bt_lib/devices/ac200l.py
+++ b/custom_components/bluetti_bt/bluetti_bt_lib/devices/ac200l.py
@@ -42,6 +42,7 @@ class AC200L(ProtocolV1Device):
         return super().polling_commands + [
             ReadHoldingRegisters(70, 5),
             ReadHoldingRegisters(86, 3),
+            ReadHoldingRegisters(92, 1),
             ReadHoldingRegisters(3060, 2),
         ]
 
diff --git a/custom_components/bluetti_bt/bluetti_bt_lib/devices/ac200m.py b/custom_components/bluetti_bt/bluetti_bt_lib/devices/ac200m.py
index 79feaea..aa574b1 100644
--- a/custom_components/bluetti_bt/bluetti_bt_lib/devices/ac200m.py
+++ b/custom_components/bluetti_bt/bluetti_bt_lib/devices/ac200m.py
@@ -42,6 +42,7 @@ class AC200M(ProtocolV1Device):
         return super().polling_commands + [
             ReadHoldingRegisters(70, 5),
             ReadHoldingRegisters(86, 3),
+            ReadHoldingRegisters(92, 1),
             ReadHoldingRegisters(3060, 2),
         ]
 
diff --git a/custom_components/bluetti_bt/bluetti_bt_lib/devices/ac300.py b/custom_components/bluetti_bt/bluetti_bt_lib/devices/ac300.py
index 0b7df14..b8fcb64 100644
--- a/custom_components/bluetti_bt/bluetti_bt_lib/devices/ac300.py
+++ b/custom_components/bluetti_bt/bluetti_bt_lib/devices/ac300.py
@@ -57,6 +57,7 @@ class AC300(ProtocolV1Device):
         return super().polling_commands + [
             ReadHoldingRegisters(70, 11),
             ReadHoldingRegisters(86, 3),
+            ReadHoldingRegisters(92, 1),
             ReadHoldingRegisters(3001, 1),
             ReadHoldingRegisters(3004, 2),
             ReadHoldingRegisters(3011, 1),
diff --git a/custom_components/bluetti_bt/bluetti_bt_lib/devices/ac500.py b/custom_components/bluetti_bt/bluetti_bt_lib/devices/ac500.py
index 8fc25d2..f4ac5ff 100644
--- a/custom_components/bluetti_bt/bluetti_bt_lib/devices/ac500.py
+++ b/custom_components/bluetti_bt/bluetti_bt_lib/devices/ac500.py
@@ -56,6 +56,7 @@ class AC500(ProtocolV1Device):
         return super().polling_commands + [
             ReadHoldingRegisters(70, 11),
             ReadHoldingRegisters(86, 3),
+            ReadHoldingRegisters(92, 1),
             ReadHoldingRegisters(3001, 1),
             ReadHoldingRegisters(3004, 2),
             ReadHoldingRegisters(3011, 1),
diff --git a/custom_components/bluetti_bt/bluetti_bt_lib/devices/ep500.py b/custom_components/bluetti_bt/bluetti_bt_lib/devices/ep500.py
index 59101d6..3bf7192 100644
--- a/custom_components/bluetti_bt/bluetti_bt_lib/devices/ep500.py
+++ b/custom_components/bluetti_bt/bluetti_bt_lib/devices/ep500.py
@@ -52,6 +52,7 @@ class EP500(ProtocolV1Device):
         return super().polling_commands + [
             ReadHoldingRegisters(70, 11),
             ReadHoldingRegisters(86, 3),
+            ReadHoldingRegisters(92, 1),
             ReadHoldingRegisters(3001, 1),
             ReadHoldingRegisters(3004, 2),
             ReadHoldingRegisters(3011, 1),
diff --git a/custom_components/bluetti_bt/bluetti_bt_lib/devices/ep500p.py b/custom_components/bluetti_bt/bluetti_bt_lib/devices/ep500p.py
index 62b62de..e3748ae 100644
--- a/custom_components/bluetti_bt/bluetti_bt_lib/devices/ep500p.py
+++ b/custom_components/bluetti_bt/bluetti_bt_lib/devices/ep500p.py
@@ -52,6 +52,7 @@ class EP500P(ProtocolV1Device):
         return super().polling_commands + [
             ReadHoldingRegisters(70, 11),
             ReadHoldingRegisters(86, 3),
+            ReadHoldingRegisters(92, 1),
             ReadHoldingRegisters(3001, 1),
             ReadHoldingRegisters(3004, 2),
             ReadHoldingRegisters(3011, 1),