diff --git a/sources/awesome-widget/deinteraction.cpp b/sources/awesome-widget/deinteraction.cpp
index 6372578..ef4ec60 100644
--- a/sources/awesome-widget/deinteraction.cpp
+++ b/sources/awesome-widget/deinteraction.cpp
@@ -173,4 +173,101 @@ void AwesomeWidget::dataUpdated(const QString &sourceName, const Plasma::DataEng
 void AwesomeWidget::disconnectFromEngine()
 {
     if (debug) qDebug() << PDEBUG;
+    QRegExp regExp;
+
+    // cpu
+    regExp = QRegExp(QString("cpu.*"));
+    if (foundKeys.indexOf(regExp) > -1) {
+        sysmonEngine->disconnectSource(QString("cpu/system/TotalLoad"), this);
+        int numCpus = getNumberCpus();
+        for (int i=0; i<numCpus; i++)
+            sysmonEngine->disconnectSource(QString("cpu/cpu") + QString::number(i) + QString("/TotalLoad"), this);
+    }
+    // cpuclock
+    regExp = QRegExp(QString("cpucl.*"));
+    if (foundKeys.indexOf(regExp) > -1) {
+        sysmonEngine->disconnectSource(QString("cpu/system/AverageClock"), this);
+        int numCpus = getNumberCpus();
+        for (int i=0; i<numCpus; i++)
+            sysmonEngine->disconnectSource(QString("cpu/cpu") + QString::number(i) + QString("/clock"), this);
+    }
+    // custom command
+    regExp = QRegExp(QString("custom.*"));
+    if (foundKeys.indexOf(regExp) > -1)
+        extsysmonEngine->disconnectSource(QString("custom"), this);
+    // desktop
+    regExp = QRegExp(QString(".*desktop.*"));
+    if (foundKeys.indexOf(regExp) > -1)
+        extsysmonEngine->disconnectSource(QString("desktop"), this);
+    // disk speed
+    regExp = QRegExp(QString("hdd[rw].*"));
+    if (foundKeys.indexOf(regExp) > -1)
+        for (int i=0; i<configuration[QString("disk")].split(QString("@@")).count(); i++) {
+            sysmonEngine->disconnectSource(configuration[QString("disk")].split(QString("@@"))[i] + QString("/Rate/rblk"), this);
+            sysmonEngine->disconnectSource(configuration[QString("disk")].split(QString("@@"))[i] + QString("/Rate/wblk"), this);
+        }
+    // gpu
+    regExp = QRegExp(QString("gpu"));
+    if (foundKeys.indexOf(regExp) > -1)
+        extsysmonEngine->disconnectSource(QString("gpu"), this);
+    // gputemp
+    regExp = QRegExp(QString("gputemp"));
+    if (foundKeys.indexOf(regExp) > -1)
+        extsysmonEngine->disconnectSource(QString("gputemp"), this);
+    // mount
+    regExp = QRegExp(QString("hdd([0-9]|mb|gb|totmb|totgb).*"));
+    if (foundKeys.indexOf(regExp) > -1)
+        for (int i=0; i<configuration[QString("mount")].split(QString("@@")).count(); i++) {
+            sysmonEngine->disconnectSource(QString("partitions") + configuration[QString("mount")].split(QString("@@"))[i] + QString("/filllevel"), this);
+            sysmonEngine->disconnectSource(QString("partitions") + configuration[QString("mount")].split(QString("@@"))[i] + QString("/freespace"), this);
+            sysmonEngine->disconnectSource(QString("partitions") + configuration[QString("mount")].split(QString("@@"))[i] + QString("/usedspace"), this);
+        }
+    // hddtemp
+    regExp = QRegExp(QString("hddtemp.*"));
+    if (foundKeys.indexOf(regExp) > -1)
+        extsysmonEngine->disconnectSource(QString("hddtemp"), this);
+    // memory
+    regExp = QRegExp(QString("mem.*"));
+    if (foundKeys.indexOf(regExp) > -1) {
+        sysmonEngine->disconnectSource(QString("mem/physical/free"), this);
+        sysmonEngine->disconnectSource(QString("mem/physical/used"), this);
+        sysmonEngine->disconnectSource(QString("mem/physical/application"), this);
+    }
+    // network
+    regExp = QRegExp(QString("(down|up|netdev)"));
+    if (foundKeys.indexOf(regExp) > -1) {
+        sysmonEngine->disconnectSource(QString("network/interfaces/") + values[QString("netdev")] + QString("/transmitter/data"), this);
+        sysmonEngine->disconnectSource(QString("network/interfaces/") + values[QString("netdev")] + QString("/receiver/data"), this);
+    }
+    // package manager
+    regExp = QRegExp(QString("pkgcount.*"));
+    if (foundKeys.indexOf(regExp) > -1)
+        extsysmonEngine->disconnectSource(QString("pkg"), this);
+    // player
+    regExp = QRegExp(QString("(album|artist|duration|progress|title)"));
+    if (foundKeys.indexOf(regExp) > -1)
+        extsysmonEngine->disconnectSource(QString("player"), this);
+    // ps
+    regExp = QRegExp(QString("ps.*"));
+    if (foundKeys.indexOf(regExp) > -1)
+        extsysmonEngine->disconnectSource(QString("ps"), this);
+    // swap
+    regExp = QRegExp(QString("swap.*"));
+    if (foundKeys.indexOf(regExp) > -1) {
+        sysmonEngine->disconnectSource(QString("mem/swap/free"), this);
+        sysmonEngine->disconnectSource(QString("mem/swap/used"), this);
+    }
+    // temp
+    regExp = QRegExp(QString("temp.*"));
+    if (foundKeys.indexOf(regExp) > -1)
+        for (int i=0; i<configuration[QString("tempDevice")].split(QString("@@")).count(); i++)
+            sysmonEngine->disconnectSource(configuration[QString("tempDevice")].split(QString("@@"))[i], this);
+    // time
+    regExp = QRegExp(QString("(^|iso|short|long|c)time"));
+    if (foundKeys.indexOf(regExp) > -1)
+        timeEngine->disconnectSource(QString("Local"), this);
+    // uptime
+    regExp = QRegExp(QString("(^|c)uptime"));
+    if (foundKeys.indexOf(regExp) > -1)
+        sysmonEngine->disconnectSource(QString("system/uptime"), this);
 }
diff --git a/sources/ext-sysmon/extsysmon.conf b/sources/ext-sysmon/extsysmon.conf
index d2d1cb7..9f107ad 100644
--- a/sources/ext-sysmon/extsysmon.conf
+++ b/sources/ext-sysmon/extsysmon.conf
@@ -1,6 +1,10 @@
 # Configuration file for Extended Systemmonitor DataEngine
 # $kdehome/share/config/extsysmon.conf
 
+# ACPI devices
+#AC=/sys/class/power_supply/AC/online
+#BATTERY=/sys/class/power_supply/BAT0/capacity
+
 # Custom command, separator is '@@'
 #CUSTOM=curl ip4.telize.com
 
diff --git a/sources/ext-sysmon/extsysmon.cpp b/sources/ext-sysmon/extsysmon.cpp
index db0082c..bfb6b6d 100644
--- a/sources/ext-sysmon/extsysmon.cpp
+++ b/sources/ext-sysmon/extsysmon.cpp
@@ -150,6 +150,7 @@ QStringList ExtendedSysMon::sources() const
     if (debug) qDebug() << PDEBUG;
 
     QStringList source;
+    source.append(QString("battery"));
     source.append(QString("custom"));
     source.append(QString("desktop"));
     source.append(QString("gpu"));
@@ -170,6 +171,8 @@ void ExtendedSysMon::readConfiguration()
 
     // pre-setup
     QMap<QString, QString> rawConfig;
+    rawConfig[QString("AC")] = QString("/sys/class/power_supply/AC/online");
+    rawConfig[QString("BATTERY")] = QString("/sys/class/power_supply/BAT0/capacity");
     rawConfig[QString("CUSTOM")] = QString("curl ip4.telize.com");
     rawConfig[QString("DESKTOP")] = QString("");
     rawConfig[QString("DESKTOPCMD")] = QString("qdbus org.kde.kwin /KWin currentDesktop");
@@ -275,6 +278,28 @@ QMap<QString, QString> ExtendedSysMon::updateConfiguration(const QMap<QString, Q
 }
 
 
+QMap<QString, int> ExtendedSysMon::getBattery(const QString acPath, const QString batPath)
+{
+    if (debug) qDebug() << PDEBUG;
+    if (debug) qDebug() << PDEBUG << ":" << "AC path" << acPath;
+    if (debug) qDebug() << PDEBUG << ":" << "Battery path" << batPath;
+
+    QMap<QString, int> battery;
+    battery[QString("ac")] = 0;
+    battery[QString("battery")] = 0;
+    QFile acFile(acPath);
+    if (acFile.open(QIODevice::ReadOnly))
+        battery[QString("ac")] = QString(acFile.readLine()).trimmed().toInt();
+    acFile.close();
+    QFile batFile(batPath);
+    if (batFile.open(QIODevice::ReadOnly))
+        battery[QString("battery")] = QString(batFile.readLine()).trimmed().toInt();
+    batFile.close();
+
+    return battery;
+}
+
+
 QMap<QString, QVariant> ExtendedSysMon::getCurrentDesktop(const QString cmd)
 {
     if (debug) qDebug() << PDEBUG;
@@ -543,7 +568,12 @@ bool ExtendedSysMon::updateSourceEvent(const QString &source)
     if (debug) qDebug() << PDEBUG;
     if (debug) qDebug() << PDEBUG << ":" << "Source" << source;
 
-    if (source == QString("custom")) {
+    if (source == QString("battery")) {
+        QMap<QString, int> battery = getBattery(configuration[QString("AC")],
+                configuration[QString("BATTERY")]);
+        setData(source, QString("ac"), QString::number(battery[QString("ac")]));
+        setData(source, QString("bat"), QString::number(battery[QString("battery")]));
+    } else if (source == QString("custom")) {
         for (int i=0; i<configuration[QString("CUSTOM")].split(QString("@@"), QString::SkipEmptyParts).count(); i++) {
             setData(source, QString("custom") + QString::number(i),
                     getCustomCmd(configuration[QString("CUSTOM")].split(QString("@@"), QString::SkipEmptyParts)[i]));
diff --git a/sources/ext-sysmon/extsysmon.h b/sources/ext-sysmon/extsysmon.h
index 2ca2928..6075b6d 100644
--- a/sources/ext-sysmon/extsysmon.h
+++ b/sources/ext-sysmon/extsysmon.h
@@ -28,6 +28,7 @@ class ExtendedSysMon : public Plasma::DataEngine
 public:
     ExtendedSysMon(QObject *parent, const QVariantList &args);
     // update functions
+    QMap<QString, int> getBattery(const QString acPath, const QString batPath);
     QMap<QString, QVariant> getCurrentDesktop(const QString cmd);
     QString getCustomCmd(const QString cmd);
     float getGpu(const QString device);