diff --git a/phoenixconnect/integrationpluginphoenixconnect.cpp b/phoenixconnect/integrationpluginphoenixconnect.cpp
index 4879dee..0cc505f 100644
--- a/phoenixconnect/integrationpluginphoenixconnect.cpp
+++ b/phoenixconnect/integrationpluginphoenixconnect.cpp
@@ -186,7 +186,7 @@ void IntegrationPluginPhoenixConnect::setupThing(ThingSetupInfo *info)
 
     connect(connection, &PhoenixModbusTcpConnection::maximumChargingCurrentChanged, thing, [thing](quint16 maxChargingCurrent) {
         qCDebug(dcPhoenixConnect()) << "Max charging current changed" << maxChargingCurrent;
-        thing->setStateValue("maxChargingCurrent", 1.0 * maxChargingCurrent / 10); // 100mA -> 1A
+        thing->setStateValue("maxChargingCurrent", maxChargingCurrent / 10.0); // 100mA -> 1A
     });
 
     connect(connection, &PhoenixModbusTcpConnection::activePowerChanged, thing, [thing](quint32 activePower) {
@@ -262,7 +262,8 @@ void IntegrationPluginPhoenixConnect::executeAction(ThingActionInfo *info)
         });
 
     } else if (actionType.name() == "maxChargingCurrent") {
-        uint16_t current = action.param(actionType.id()).value().toUInt();
+        double current = qRound(action.param(actionType.id()).value().toDouble() * 10) / 10.0;
+
         qCDebug(dcPhoenixConnect()) << "Charging power set to" << current;
         QModbusReply *reply = connection->setMaximumChargingCurrent(current * 10);
         connect(reply, &QModbusReply::finished, info, [info, thing, reply, current](){
diff --git a/phoenixconnect/integrationpluginphoenixconnect.json b/phoenixconnect/integrationpluginphoenixconnect.json
index ad92279..ed6a3a1 100644
--- a/phoenixconnect/integrationpluginphoenixconnect.json
+++ b/phoenixconnect/integrationpluginphoenixconnect.json
@@ -104,10 +104,11 @@
                             "displayName": "Charging current",
                             "displayNameEvent": "Charging current changed",
                             "displayNameAction": "Set charging current",
-                            "type": "uint",
+                            "type": "double",
                             "unit": "Ampere",
                             "minValue": 6,
                             "maxValue": 16,
+                            "stepSize": 0.1,
                             "defaultValue": 6,
                             "writable": true
                         },
@@ -217,10 +218,11 @@
                             "displayName": "Charging current",
                             "displayNameEvent": "Charging current changed",
                             "displayNameAction": "Set charging current",
-                            "type": "uint",
+                            "type": "double",
                             "unit": "Ampere",
                             "minValue": 6,
                             "maxValue": 32,
+                            "stepSize": 0.1,
                             "defaultValue": 6,
                             "writable": true
                         },
@@ -366,10 +368,11 @@
                             "displayName": "Charging current",
                             "displayNameEvent": "Charging current changed",
                             "displayNameAction": "Set charging current",
-                            "type": "uint",
+                            "type": "double",
                             "unit": "Ampere",
                             "minValue": 6,
                             "maxValue": 16,
+                            "stepSize": 0.1,
                             "defaultValue": 6,
                             "writable": true
                         },
@@ -479,10 +482,11 @@
                             "displayName": "Charging current",
                             "displayNameEvent": "Charging current changed",
                             "displayNameAction": "Set charging current",
-                            "type": "uint",
+                            "type": "double",
                             "unit": "Ampere",
                             "minValue": 6,
                             "maxValue": 32,
+                            "stepSize": 0.1,
                             "defaultValue": 6,
                             "writable": true
                         },
@@ -628,10 +632,11 @@
                             "displayName": "Charging current",
                             "displayNameEvent": "Charging current changed",
                             "displayNameAction": "Set charging current",
-                            "type": "uint",
+                            "type": "double",
                             "unit": "Ampere",
                             "minValue": 6,
                             "maxValue": 16,
+                            "stepSize": 0.1,
                             "defaultValue": 6,
                             "writable": true
                         },
@@ -731,10 +736,11 @@
                             "displayName": "Charging current",
                             "displayNameEvent": "Charging current changed",
                             "displayNameAction": "Set charging current",
-                            "type": "uint",
+                            "type": "double",
                             "unit": "Ampere",
                             "minValue": 6,
                             "maxValue": 32,
+                            "stepSize": 0.1,
                             "defaultValue": 6,
                             "writable": true
                         },