diff --git a/model/batches.h b/model/batches.h
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+++ b/model/batches.h
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+/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil -*- */
+/*
+ * Copyright (c) 2011,2012 University of California, Los Angeles
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation;
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * Author: Alexander Afanasyev <alexander.afanasyev@ucla.edu>
+ */
+
+#ifndef _BATCHES_H_
+#define _BATCHES_H_
+
+#include "ns3/attribute.h"
+#include "ns3/attribute-helper.h"
+#include "ns3/nstime.h"
+#include <list>
+#include <boost/tuple/tuple.hpp>
+
+namespace ns3 {
+
+class Batches : public std::list<boost::tuple<Time, uint32_t> >
+{
+public:
+  Batches () { };
+
+  void
+  Add (const Time &when, uint32_t amount)
+  {
+    push_back (boost::make_tuple<Time, uint32_t> (when, amount));
+  }
+};
+
+ATTRIBUTE_HELPER_HEADER (Batches);
+
+std::ostream &
+operator << (std::ostream &os, const Batches &batch);
+
+/**
+ * \brief Read components from input and add them to components. Will read input stream till eof
+ * Substrings separated by slashes will become separate components
+ */
+std::istream &
+operator >> (std::istream &is, Batches &batch);
+
+} // namespace ns3
+
+#endif // _BATCHES_H_