diff --git a/etc/dbus-serialbattery/bms/battery_template.py b/etc/dbus-serialbattery/bms/battery_template.py
index 4b308ab7..e6148e65 100644
--- a/etc/dbus-serialbattery/bms/battery_template.py
+++ b/etc/dbus-serialbattery/bms/battery_template.py
@@ -26,6 +26,9 @@ def test_connection(self):
         result = False
         try:
             result = self.read_status_data()
+            # get first data to show in startup log
+            if result:
+                self.refresh_data()
         except Exception as err:
             logger.error(f"Unexpected {err=}, {type(err)=}")
             result = False
diff --git a/etc/dbus-serialbattery/bms/ecs.py b/etc/dbus-serialbattery/bms/ecs.py
index 41065b7e..a50e6072 100644
--- a/etc/dbus-serialbattery/bms/ecs.py
+++ b/etc/dbus-serialbattery/bms/ecs.py
@@ -46,6 +46,9 @@ def test_connection(self):
 
                 self.find_LiPro_cells()
 
+                # get first data to show in startup log
+                self.refresh_data()
+
                 return self.get_settings()
         except IOError:
             return False
diff --git a/etc/dbus-serialbattery/bms/hlpdatabms4s.py b/etc/dbus-serialbattery/bms/hlpdatabms4s.py
index 6fcbc6b0..3f99aa8e 100644
--- a/etc/dbus-serialbattery/bms/hlpdatabms4s.py
+++ b/etc/dbus-serialbattery/bms/hlpdatabms4s.py
@@ -7,8 +7,8 @@
 
 
 class HLPdataBMS4S(Battery):
-    def __init__(self, port, baud):
-        super(HLPdataBMS4S, self).__init__(port, baud)
+    def __init__(self, port, baud, address):
+        super(HLPdataBMS4S, self).__init__(port, baud, address)
         self.type = self.BATTERYTYPE
 
     BATTERYTYPE = "HLPdataBMS4S"
diff --git a/etc/dbus-serialbattery/bms/lltjbd.py b/etc/dbus-serialbattery/bms/lltjbd.py
index 09486e68..8b34c920 100644
--- a/etc/dbus-serialbattery/bms/lltjbd.py
+++ b/etc/dbus-serialbattery/bms/lltjbd.py
@@ -67,6 +67,9 @@ def test_connection(self):
         result = False
         try:
             result = self.read_hardware_data()
+            # get first data to show in startup log
+            if result:
+                self.refresh_data()
         except Exception as err:
             logger.error(f"Unexpected {err=}, {type(err)=}")
             result = False
@@ -155,7 +158,7 @@ def read_gen_data(self):
         ) = unpack_from(">HhHHHHhHHBBBBB", gen_data)
         self.voltage = voltage / 100
         self.current = current / 100
-        self.soc = 100 * capacity_remain / capacity
+        self.soc = round(100 * capacity_remain / capacity, 0)
         self.capacity_remain = capacity_remain / 100
         self.capacity = capacity / 100
         self.to_cell_bits(balance, balance2)
diff --git a/etc/dbus-serialbattery/bms/renogy.py b/etc/dbus-serialbattery/bms/renogy.py
index 64dee151..acfe2335 100644
--- a/etc/dbus-serialbattery/bms/renogy.py
+++ b/etc/dbus-serialbattery/bms/renogy.py
@@ -47,6 +47,9 @@ def test_connection(self):
         result = False
         try:
             result = self.read_gen_data()
+            # get first data to show in startup log
+            if result:
+                self.refresh_data()
         except Exception as err:
             logger.error(f"Unexpected {err=}, {type(err)=}")
             result = False
diff --git a/etc/dbus-serialbattery/bms/revov.py b/etc/dbus-serialbattery/bms/revov.py
index b0eb65bf..17764989 100755
--- a/etc/dbus-serialbattery/bms/revov.py
+++ b/etc/dbus-serialbattery/bms/revov.py
@@ -54,8 +54,12 @@ def test_connection(self):
         result = False
         try:
             result = self.read_gen_data()
-        except:
-            pass
+            # get first data to show in startup log
+            if result:
+                self.refresh_data()
+        except Exception as err:
+            logger.error(f"Unexpected {err=}, {type(err)=}")
+            result = False
 
         return result