diff --git a/ukui-power-manager-tray/powerwindow.cpp b/ukui-power-manager-tray/powerwindow.cpp
index f44e6c3..2990f15 100755
--- a/ukui-power-manager-tray/powerwindow.cpp
+++ b/ukui-power-manager-tray/powerwindow.cpp
@@ -62,10 +62,6 @@ powerwindow::powerwindow(QWidget *parent) : QWidget(parent)
     });
         qDebug()<<" notification  init  end";
 
-//    QDBusConnection::sessionBus().connect(
-//        QString(), "/", "org.ukui.upower", "LowBatteryState", this, SLOT(lowBatteryNotify()));
-//    QDBusConnection::sessionBus().connect(
-//        QString(), "/", "org.ukui.upower", "VeryLowBatteryState", this, SLOT(criticalBatteryNotify()));
         qDebug()<<"upower init";
     QDBusConnection::sessionBus().connect(
         QString(), "/", "org.ukui.upower", "PowerState", this, SLOT(chargeNotify(bool)));